Mass and Weight Flashcards
___ is a measure of force that is generated by the action of gravity on the mass of an object.
weight
If I weigh 180 pounds on Earth, what will I weigh on the moon?
30 pounds
Which of the following properties of a cube must be known in order to determine the cube’s density?
a mass, weight and volume
b mass and volume
c mass and weight
d volume and weight
b. mass and volume
Mass can be expressed in _____.
All of the above
Which of the following parameters remain unchanged on both earth and moon?
Both B and C
What volume of water has a mass of 1 kg?
____ L
1
The SI unit of weight is a newton (N). If a boulder weighs 240 N on Earth, what is its weight on the moon?
40N
A kilogram is 1/1000 of a gram.
true or false
false
What fundamental force is responsible for an object’s weight?
gravity
The weight of an object (in N) is equal to its mass (in kg) multiplied by the acceleration of gravity (g), which is equal to 9.8 m/s2 on Earth. What is the weight of a person whose mass is 40 kg?
392N
The amount of gravitational pull an object experiences is its ___
weight
____ is a measure of the amount of matter that an object contains.
Mass
What is the SI base unit of mass?
Kilogram
The force of gravity is equal at every point on the earth’s surface.
true or false
False
A gram is defined as the amount of the substance which has a mass equal to the gram atomic mass of the atom.
true or false
false
