Solar System, Orbits, Gravity

Two factors effecting the strength of gravity between 2 objects are...

• weight and mass

• distance and weight

• mass and matter

• mass and distance

Tags

NGSS.MS-PS2-4

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-PS2-4

NGSS.MS-ESS1-2

NGSS.MS-ESS1-1

What motion prevents planets from being pulled into into the Sun?

• Gravity

• Weight

• Friction

• orbital (Forward Motion)

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2

What prevents planets from drifting off into space and keeps the planets in our Solar System?

• Gravity

• Weight

• Friction

• orbital Motion

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2

Without gravity, the stars, planets and all objects in the universe would _______.

• continue to orbit each other

• move in a random direction

• move in a straight line

• stop moving

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2

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

• orbit

• rotation

• revolution

• phase

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2

NGSS.MS-PS2-5

If you decrease the mass of the Sun, what could happen to Earth's orbit?

• It leaves the Solar system.

• There is no apparent change in motion.

• It is pulled (crashes) into the Sun.

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2

The natural pull of objects toward each other is called ___

• the solar system
• gravity
• a satellite
• an orbit

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2

Why do we orbit the Sun and not the other way around?

• brighter objects tend to orbit duller ones
• duller objects tend to orbit brighter ones
• lighter objects tend to orbit heavier ones
• heavier objects tend to orbit lighter ones

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2

NGSS.MS-ESS1-1

The Earth doesn't totally get sucked into the Sun, because ___

• it's moving too slowly around it
• it's moving fast enough around it
• it's too heavy too pull in
• it's too far away

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2