Which statement about the force of gravity is true?

• The smaller the masses of the two objects, the larger the effects of gravity between them.

• The smaller the distance between two objects, the larger the force of gravity between them.

• Distance affects the force of gravity, but mass does not.

• Mass affects the force of gravity, but distance does not.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Why does a rolling ball stop?

• Gravity

• Friction

• Waterfalls

• Sand

Tags

NGSS.MS-PS3-5

How does the mass of an object affect the motion of an object?

• The greater the mass the less effect a force will have

• The greater the mass the greater the effect a force will have

• The less the mass the less effect a force will have

• It has no effect

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

If two toy trucks are pushed with the same force, Which one will move the longest distance?

• The one with more mass

• The one with less mass

• The mass will make no difference

Tags

NGSS.MS-PS2-2

When an object has potential energy, it is not moving.

• true

• false

Tags

NGSS.MS-PS3-2

Kinetic energy is when....

• energy is stored up in an object

• energy is released and the object moves

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

For every action, there is an equal and opposite reaction.

• Newton's
  1st
  Law of Motion

• Newton's
  2nd
  Law of Motion

• Newton's
  3rd
  Law of Motion

Tags

NGSS.MS-PS2-1

An automobile you are riding in suddenly stops, but you continue to go forward.

• Newton's
  1st
  Law of Motion

• Newton's
  2nd
  Law of Motion

• Newton's
  3rd
  Law of Motion

Tags

NGSS.HS-PS2-2

An object's location is also known as its

• motion

• position

• gravity

• speed

Reese can run 10 meters in 5 seconds. What is her speed?

• 5 meters/sec

• 2 meters/sec

• 5 miles/hour

• 2 miles/hour