Gravity, Elastic Forces, Friction Test

Which is the universal force?

• elastic forces

• friction

• gravity

• inertia

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Greater ______ = greater force

Greater _________ = less force

• distance; distance

• distance; mass

• mass; distance

• mass; mass

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

If mass doubles, the force of gravity _________

• stays the same

• doubles

• triples

• quadruples

Tags

NGSS.MS-PS2-4

Who said that objects with different masses falls with the same acceleration?

• Einstein

• Galileo

• Kepler

• Newton

A place that has no air is called a ______.

• broom

• dustpan

• mop

• vacuum

What is g?

• acceleration due to Earth's gravity

• gravitational force

• 9.8 m/s²

• all the above

Tags

NGSS.HS-PS2-4

You would weigh less on the ________ than on ________ because the Moon's gravity pulls _______ than the Earth.

• Earth; Moon; less

• Moon; Earth; less

• Earth; Moon; more

• Moon; Earth; more

Tags

NGSS.MS-PS2-4

A measure of how much matter an object has

• friction

• gravity

• mass

• weight

Tags

NGSS.MS-PS2-4

A measure of the force of gravity on an object.

• friction

• gravity

• mass

• weight

Tags

NGSS.HS-PS2-4

We use a _________ to measure mass in ________.

We use a _________ to measure weight in _______.

• balance; kg; spring scale; N

• balance; N; spring scale; kg

• spring scale; N; balance; kg

• spring scale kg; balance N