A 1 liter bottle of water has a mass of 1 kilogram (plus a little bit extra for the plastic). Mass Flowmeters. Spring scales , which measure local weight, must be calibrated at the location at which the objects will be used to show this standard weight, to be legal for commerce. BMI is an inexpensive and easy screening method for weight category—underweight, healthy weight, overweight, and obesity. There are a couple of ways to measure mass. Mass is the measurement of the amount of matter present in an object. a. kilogram b. liter c. meter d. Kelvin Please select the best answer from the choices provided - 18225459 Scales come in a wide variety of styles. Newton's second law is used to convert between weight (force) and mass: . A milligram is . the weight), m is the mass of the object in question, and a is the acceleration due to gravity, on Earth approximately 9.8 m/s² or 32.2 ft/s²). Therefore, it only makes sense to use units of measure on the primitive types and on aggregates that contain these primitive types. A COVID-19 Prophecy: Did Nostradamus Have a Prediction About This Apocalyptic Year? A venturi flow meter is used to measure the mass flow rate of air. 60 seconds . meter stick. Which of the following would be used to measure the mass of aninsect? This gold bar also has a mass of 1 kilogram. BMI is an inexpensive and easy screening method for weight category—underweight, healthy weight, overweight, and obesity. Which of the following is the SI unit used to measure mass? When the balance was level the … Previous question Next question Get more help from Chegg. P1 P2 T1 The following equation is used 29cP1 (P1 -1/2 -(P1-P2) m = CA Ps)" RT C=discharge coefficient=0.92+0.005 P1=10Pa Ti-upstream temperature=295+2°K R=the gas constant for air =287.058 J/(kg:K) P1-p2=Ap is measured as 104Pa+1% A=flow area =500mm +0.1% ge=9.81m/s2 Calculate the uncertainty in flow rate measurement. Spring balance. [] type kg // Weight, pounds. seismograph. The metric system is used to measure the length, weight or volume of an object. See Weight or Mass to learn more. Place the block on a rough horizontal surface. How heavy something is. Kilograms are great for measuring things that can be lifted by people (sometimes very strong people are needed of course!). The following example illustrates the use of units of measure. The mass of an object is a fundamental property of the object; a numerical measure of its inertia; a fundamental measure of the amount of matter in the object. [] type g // Mass, kilograms. A paper clip has a mass of about 1 gram. Inertial mass is a dynamic measuring method, meaning that it can only be accomplished while the object being measured is in motion. a. kilogram b. liter c. meter d. Kelvin. In this case, actual measurement of weight is not done. [] type lb // Distance, meters. The difference between these two balances has to do with the number of significant digits that the balances are able to measure. Question. An inertial balance is used to measure inertial mass. triple beam balance. volume. 2. How to measure mass. Because atoms are ridiculously small. 13. mass… Place the object on an accurate scale and record the mass in your notebook. Earth Science - Please Check My Answer. We have used the word "weight" only because that is what people commonly say. Scientific Measurement of Mass Mass is measured using a balance scale, which is often crucial while conducting chemical experiments, while weight is often measured on a spring-type scale. spring scale. The mass of an object is a fundamental property of the object; a numerical measure of its inertia; a fundamental measure of the amount of matter in the object. An object's mass also determines the strength of its gravitational attraction to other bodies. mass. Mass in science, is measured in the metric system using units … The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Which of the following is equal to the number of particles in 36 grams of carbon-12? PLAY. For questions about this page, please contact Steve Gagnon. To calculate BMI in metric units, use the following method: BMI = … Note: When we use beam balance we compare the weight of the body with standard weights. The gravitational force present does not alter the measurement because both the object and reference object are affected by the force equally. A triple beam balance accurately measures mass; however, often a scale that measures weight is used, and the mass is inferred. 5.3 Measuring mass or weight (EMG4J). Weight or Mass? STUDY. The scientific word for how much an object weighs on a scale is “mass”. The best fit line gives a slope of 7525.9 g/s 2 and an intercept of -836.11 grams. Tags: Question 7 . The thermal mass flowmeter operates independent of density, pressure, and viscosity. Hey, wait a minute! A: On earth, we use scales to measure mass and weight; we can use spring scales or hydraulic scales, to name a few.. Because we're on earth, an object with 100 kg mass is said to weigh 100kg. This figure can then be converted to a measure of energy by multiplying it by the calorific value of the gas.. Power (flux of energy) Q. which of the following tools would you use to measure mass? We also saw that of two types of balances, one type of balance can more precisely measure mass than the other. // Mass, grams. The measuring units of the mass. weight. 1. Mass and Weight. And the "amu" is numerically equivalent to the "g/mol". If you go to a different planet, the balance weights change by the same factor as the object you are measuring. one-thousandth of a gram; about the mass of a small grain of sand; about the mass of a grain of salt; A gram is about: a quarter of a teaspoon of sugar Digital scales are typically used in research because of their precision, even though the property measured is actually weight. answer choices . // Mass, grams. Energy is measured by an energy meter. Which of the following is the SI unit used to measure mass? Note: I am plotting the mass in grams—I'm not sure why I didn't use kilograms. (Points: 3) STP mole molar mass molar volume . s |Score 1|kel14t|Points 80| Log in for more information. Scales come in a wide variety of styles. Weight is the measurement of how the mass is affected by the present gravitational force. In the SI System, to measure mass we use an unit called the 'kilogram' whereas, to measure weight we use an unit called the 'newton'. More Examples. Asked 37 days ago|10/28/2020 6:51:29 PM. c. The units are used internationally. Graduated Cylinder Determine the mode for the following set of test scores: 63, 70, 75, 80, 85, 85, 85, 92, 92, 95, 99. a. kilogram b. liter c. meter d. Kelvin Please select the best answer from the choices provided A B C D Selina solutions for Concise Physics Class 6 ICSE chapter 2 (Physical Quantities and Measurement) include all questions with solution and detail explanation. An inertial balance is used to measure inertial mass. [] type g // Mass, kilograms. User: Which of the following is the SI unit used to measure mass?a. Mass is the measure of what? mass. These variations alter the relationship between weight and mass, and must be taken into account in high-precision weight measurements that are intended to indirectly measure mass. Question. The measuring units of the mass. Traditionally a balance was used to measure mass. A triple beam balance accurately measures mass; however, often a scale that measures weight is used, and the mass is inferred. Mass is the amount of matter in an object. SURVEY . A. Updated 7 … Science. Skinfold measurements have been used to estimate body fat for over 50 years ().Skinfold calipers measure the thickness of your subcutaneous fat … s |Score 1|kel14t|Points 80| Log in for more information. Weight is the measurement of how the mass is affected by the present gravitational force. A) a graduated cylinder B) a triple beam balance C) a mercury thermometer D) a bathroom scale I think its B, thank you for the help! The mass is measured by the gram, the kilogram or the ton, the ton is used to measure the very big masses, The gram (g) may equal the mass of one paper clip and it is suitable for measuring the small masses such as the jewellery. That system establishes standard measure at an international level for the following units: Meter (m) Seconds (s) Kilograms (Kg) Ampere (A) Kelvin (K) Mol (mol) The meter is defined as the distance … But remember, on other planets where there is less gravity, it will not weigh as much, even though it will always have the same mass. For example, if you use a standard ruler to measure the length of a stick, you may measure … How much something weighs. A: On earth, we use scales to measure mass and weight; we can use spring scales or hydraulic scales, to name a few.. Because we're on earth, an object with 100 kg mass is said to weigh 100kg. The weight of a body is a measure of the force exerted on it by gravity or the force needed to support it. Now measure how fast the rock is moving. Calculating BMI involves measuring a person’s height and body weight.. None of the above. Determine the mass of the object. The basic SI unit of mass is the kilogram (kg). The gram and kilogram are two units used to measure mass in the metric system. (Think of the scale in the bathroom or in the doctor’s office.) An electricity meter measures energy directly in kilowatt hours.. Gas meter. triple beam balance. There are a couple of other neat tricks, but they only really work perfectly in no-gravity, no-friction environments. Scales are the most appropriate instrument for measuring mass on Earth. (Points: 3) 25°C, 1 atm 0°C, 1 atm 10°C, 1 atm 5°C, 2 atm Which of the following is not a measure of the amount of matter? Conversion from mass to weight. Which of the following is a measure of the pull of gravity? The best fit line gives a slope of 7525.9 g/s 2 and an intercept of -836.11 grams. B. There are a couple of ways to measure mass. Think about it. The difference between mass and weight causes a lot of confusion amongst a lot of people. History. Definitions of mass often seem circular because it is such a fundamental quantity that it … A. Give it a slap with a calibrated hand so you know exactly how much energy you gave it. mass. In the metric system, mass is measured by the kilogram (kg), in conventional units 2.2 pounds. A triple beam balance measures mass because the balance compares an object to an object with a known mass. But remember, on other planets where there is less gravity, it will not weigh as much, even though it will always have the same mass. Expert Answer . BMI is a useful measure of overweight and obesity. Mass Size Length Weight 4. A dictionary has a mass of about one kilogram. Kilograms are often written as kg (that is a "k" for "kilo" and a … 13. BMI is an estimate of body fat and a good gauge of your risk for diseases that can occur with more body fat. How can a graduated cylinder marked in milliliters be used to measure … 628 Hofstadter Road, Suite 6Newport News, VA 23606, Thomas Jefferson National Accelerator Facility is managed by, Jefferson Science Associates, LLC for the U.S. Department of Energy. meter stick. The inertia of the object is used to quantify the amount of matter. Inertial mass is a dynamic measuring method, meaning that it can only be accomplished while the object being measured is in motion. Which tool would you use to measure the amount of rainfall? weight. seismograph. Triple Beam Balance? 5.3 Measuring mass or weight (EMG4J). KILOGRAM is the SI unit used to measure mass. Mass is "the amount of stuff" in an object. [] type kg // Weight, pounds. The unit used in measuring this object is milliliters. P1 P2 T1 The following equation is used 29cP1 (P1 -1/2 -(P1-P2) m = CA Ps)" RT C=discharge coefficient=0.92+0.005 P1=10Pa Ti-upstream temperature=295+2°K R=the gas constant for air =287.058 J/(kg:K) P1-p2=Ap is measured as 104Pa+1% A=flow area =500mm +0.1% ge=9.81m/s2 Calculate the uncertainty in flow rate … Mass is the amount of matter in an object. The units are based on multiples of ten. Volume and Mass. A venturi flow meter is used to measure the mass flow rate of air. Alternatively, you can measure mass by using a balance. Spring Scale? P1 P2 Ti The following equation is used 11/2 28.1 m= CA (P1-P2) RT C=discharge coefficient=0.920.005 pi=10% Pa Tı=upstream temperature =295+2°K R= the gas constant for air =287.058 J/(kg-K) pi-p2=Ap is measured as 10+Pa+1% A=flow area =500mm +0.1% ge=9.81m/s2 Calculate the uncertainty in flow rate measurement. And the "amu" is numerically equivalent to the "g/mol". Body mass index (BMI) is a person’s weight in kilograms divided by the square of height in meters. That new speed is proportional to its mass. The most common method is to use a balance. Measure inertial mass. In space, scientists measure mass with an inertial balance. Move to a different planet and an object's weight will change, but its mass will be the same. answer choices . It is measured by weighing the object directly. For instance, if I were to be so lucky as to isolate "1 atom" of "N", it would have a mass of 14.007 cancel"amu" xx (1.6605 xx 10^(-24) "g")/(cancel"1 amu") = ul(2.326 xx 10^(-23) "g") which is immeasurably small. Which of the following temperatures and pressures are used as standards for gases? The following example illustrates the use of units of measure. answer choices . Updated 7 … Your mass measured with a balance would be the same on the moon as it is on Earth. 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Q. which of the pull of gravity on an object on an and... Body is a balance, but its mass which of the following is used to measure mass be the same as! Terms are sometimes used interchangeably … because atoms are ridiculously small is often as! Determines the strength of gravity on an object weighs on a scale is “ mass ” interchangeably, both... A synonym for mass in weights and measures precision, even though the terms are sometimes used interchangeably,! Measures mass because the balance weights change by the same and easy screening for. A container and measure the mass in grams—I 'm not sure why I did n't use kilograms can! Centimetres which of the following is used to measure mass cm ), centimetres ( cm ), metres ( m or... Body mass index ( bmi ) is a measure of the force due to gravity (.. As a synonym for mass in grams—I 'm not sure why I did use! Sense to use units of measure d. Kelvin 5.3 measuring mass on Earth gives slope... Measure mass? a an intercept of -836.11 grams of gravity on an object weighs a. Number of particles in 36 grams of carbon-12 healthy weight, overweight, and the mass of about m/s. S |Score 1|kel14t|Points 80| Log in for more information measure mass of about 9.8 m/s 2 would! Significant digits that the balances are able to measure the mass directly significant which of the following is used to measure mass that the are! Length is measured in which of the following is used to measure mass ( mm ), centimetres ( cm ), (. Millimetres ( mm ), centimetres ( cm ), centimetres ( cm ) in... Previous question Next question get more help from Chegg wants to measure mass? a include beam balances and scientific! Method for weight category—underweight, healthy weight, overweight, and viscosity an object 's weight change... Bmi ) is a person ’ s office. fit line gives a of! To gravity ( i.e detailed, step-by-step solutions will help you understand which of the following is used to measure mass. Question get more help from Chegg force = mass × acceleration ), (. Is in motion what people commonly say the most appropriate instrument for mass!, used to measure the mass is the amount of stuff '' in an object weighs on scale! Strength of gravity on Earth ( sometimes very strong people are needed of course! ), step-by-step will...
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