2.8-Weight

Which property of an object is affected by a change in gravitational field?

• Density

• Mass

• Volume

• Weight

A rock on the moon has a mass of 0.6 kg. It is brought back to Earth where the gravitational field is stronger. On Earth, the rock will be of

• less mass and less weight

• less mass and the same weight

• the same mass and the same weight

• the same mass and more weight

• more mass and more weight

A rocket of mass 900 kg is orbiting above the Earth's surface at a height where the gravitational field strength is 2.8 N kg^-1 . Calculate the gravitational force that is experienced by the rocket.

• 360 N

• 980 N

• 1500 N

• 2520 N

Tick the correct statement for mass.

• Its value is constant everywhere

• Vector quantity

• SI unit : kilogram

Weight is ...............................

• quantity of matter in the object

• force of gravity on the object

Mass is ...................

• quantity of matter in the object.

• force of gravity on the object.

What does this tool measure?

• weight
• meters
• mass
• force

What does this tool measure?

• weight
• meters
• mass
• force

Tags

NGSS.MS-PS2-2

The weight of an object _________ as it moves away from the center of Earth.

• increases
• stays the same
• triples
• decreases

Tags

NGSS.HS-PS2-4

The force of gravity on Jupiter is a little more than 2 times the gravitational force on Earth. If an object has a mass of 50 kg and a weight of 490 N on Earth, what would be the object's approximate mass and weight on Jupiter?

• 50 kg and 490 N
• 100 kg and 490 N
• 50 kg and 980 N
• 100 kg and 980 N

Tags

NGSS.MS-PS2-4