FORCES AND MOTION

Which of the sentences below is correct?

• Gravity pushes objects up.

• A flat paper falls faster because of gravity.

• We don't need force to move anything.

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

An act of moving something forward or away from you.

• Push

• pull

• resistance

Tags

NGSS.3-PS2-1

NGSS.3-PS2-2

Name the force.

• Pull

• Motion

• Push

Tags

NGSS.K-PS2-1

NGSS.K-PS2-2

What is a force?

• Make an object move faster or slower

• make an object stop

• all of the above

Tags

NGSS.3-PS2-1

In an experiment, most of the variables must be kept the SAME to have a fair test. What do you call these variables that are kept the same?

• air resistance

• independent variable

• gravity

• constant variable

A push is a force that moves something ______________ you.

• toward
• behind
• away
• around

Tags

NGSS.3-PS2-1

A pull is a force that moves something __________________ you.

• away
• behind
• around
• toward 

What force is opening a drawer? 

• push
  push
• pull

Air resistance is a force that __________

• pulls objects toward the earth.

• slows down the motion of an object.

• makes objects move fast.

• we use in turning on lights.

What are the CONSTANT VARIABLES in this experiment? Click two answers.

• amount of sunlight

• type of plants

• amount of water

• there are no variables