Planetary Orbits

What happens when an object is close to a more massive object, but doesn't have escape velocity?

• The small object goes into orbit

• The small object escapes

• The small object collides with the larger object

• The two objects stay equidistant apart

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-2

NGSS.MS-PS2-4

What is it called when an object has enough momentum to escape another object's gravity?

• Escape velocity

• Zero orbit

• Zero Mass

• Transfer momentum

Tags

NGSS.HS-PS2-4

What is the force that stretches an object towards and away from the center of mass of another object due to a difference in strength of gravity? Answer in three words or less

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

What happens when an object is close to a more massive object, but doesn't have escape velocity?

• The small object goes into orbit

• The small object escapes

• The small object collides with the larger object

• The two objects stay equidistant apart

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Which one of these is NOT a reason why a planet would have a lot of moons?

• It's far enough away from the sun that it doesn't have to content with the sun's gravity

• It's a gas planet

• It has enough mass that it can hold many planets in its gravity

• It has a strong magnetic field

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Which of the following is required for planets to stay in orbit around the Sun? (choose all that apply)

• Gravity

• Weight

• Friction

• Inertia (Forward Motion)

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

A(n) _____ is the curved path of an object around a point/object in space.

• orbit

• rotation

• revolution

• phase

Tags

NGSS.MS-ESS1-2

__________holds all of the planets in orbit around the sun.

• Force

• Motion

• Weight

• Gravity

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What prevents planets from pulled into and crash into the Sun?

• Gravity

• Weight

• Friction

• Inertia (Forward Motion)

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

A(n) _?_ is the time it takes an object to travel once in a one complete orbit.

• phase

• rotation

• revolution

• axis