mass vs weight

The mass of your car is 500 kg. How much does it weigh on Earth?

Tags

NGSS.MS-PS2-4

The penguin's mass on Earth is 22 kg. What is the penguin's mass in interstellar space where there is much less gravity?

How much would a 10kg box weigh on the surface of Mars?

weight = mass x gravity

• 37.7 N

• 98.1 N

• 35.9 N

• 88.7 N

Tags

NGSS.MS-PS2-4

Which of the following statements is FALSE

• The weight of an object is equal to its mass multiplied by the acceleration of gravity.

• More massive objects experience a greater force of gravity than less massive objects.

• The weight of an object on Earth is identical to the weight of the same object on the moon.

• All statements are true

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NGSS.MS-PS2-4

NGSS.MS-PS2-5

Because weight __________ scientists DO NOT like to use this measure.

• is constant

• is heavy

• varies

• is in space

Tags

NGSS.MS-PS2-4

______ is explained as a push or pull motion

• Force

• Friction

• Gravity

• Weight

Tags

NGSS.MS-PS2-1

What is mass?

• The amount of material in an object

• The force of gravity on an object

• The compactness of an object

• The amount of space an object takes up

Two people are playing an arm wrestling match. Blue Ben pushes to the left with 28N. Red Roberto pushes to the right with 17N. Who wins the match?

• Blue Ben

• Red Roberto

• Neither - they tie

Tags

NGSS.MS-PS2-2

______ is the attractive force between any two objects that depends on the objects mass and distance to each other.

• Weight

• Gravity

• Net Force

• Rolling Friction

Tags

NGSS.MS-PS2-4

Newton's 3rd Law most concisely says...

• a = F/m

• No object's motion will change without a force acting on it.

• Every force has a partner force, oriented in the opposite direction with the same value.

• Objects in motion stay in motion.

Tags

NGSS.MS-PS2-1