Science Home work _Force and motion_G3 and G4

An object's change in position relative to a reference point.

• Force

• Motion

• Speed

A push or pull on an object that may change the motion of the object

• Force

• Motion

• Friction

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A force that pulls objects toward each other.

• Speed

• Gravity

• Motion

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Which of the sentences below is correct?

• A flat paper will hit the ground faster than the crumpled paper.

• Gravity pushes objects up.

• Force can stop or start the motion of an object.

Tags

NGSS.MS-PS2-4

Which of following uses force as a PULL?

• turning on the lights

• Dragging your bag in going to school

• Playing on a swing

• Turning on the power on the iPad

Tags

NGSS.3-PS2-1

What is the job of the air resistance?

• It helps objects go faster.

• Air resistance does not affect moving objects.

• Air resistance slows down the motion of an object.

The change of speed and direction over time.

• inertia

• velocity

• gravity

• acceleration

Tags

NGSS.MS-PS2-2

______________________ is any push or pull on an object.

• Force
• Mass
• Gravity
• Air Resistance

Tags

NGSS.3-PS2-1

If you pull the cord, what direction will the box move?

• Up
• Down
• Left
• Right

Tags

NGSS.3-PS2-1

NGSS.3-PS2-2

The change in a objects position is________.

• Force
• Motion
• Reaction
• movement

Tags

NGSS.MS-PS2-2