Gravity and the Universe

The sun's ________ keeps the planets in their orbits.

• friction

• gravity

• inertia

• magnetism

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

What is the tendency of an object in motion to continue in the same direction at the same speed unless something else acts on it?

• friction

• gravity

• inertia

• magnetism

Tags

NGSS.HS-PS2-1

Inertia is greater than gravity.

• true

• false

_____ prevents gravity from pulling Earth into the sun.

• friction

• gravity

• inertia

• magnetism

______ prevents inertia from carrying Earth away.

• friction

• gravity

• inertia

• magnetism

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What causes Earth and the other planets to move in a circular orbit around the sun?

• friction and magnetism

• gravity

• interia

• gravity and interia

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

The strength of gravitational force depends on ___.

• friction and magnetism

• gravity and inertia

• mass and distance

• mass and temperature

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

The greater the mass, the ___ its gravitational pull is on the second object.

• greater

• less

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

The greater the distance, the ___ its gravitational pull is on the second object.

• greater

• less

The moon also exerts gravitational pull on the Earth.

• True

• False

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4