Forces & Motion

Force is measured in...

• lbs

• m/s2

• grams

• newtons

Forces that are considered to be in motion are called...

• friction

• unbalanced forces

• balanced forces

If two cars move toward each other at the same speed which car will have more force?

• A larger car because of its mass

• A smaller car because of its mass

• A larger car because of its speed

• A smaller car because of its speed

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A change in position is called . . .

• position

• frame of reference

• reference point

• motion

Forces on an object that are equal in size & opposite direction, cancelling each other out, are called . . .

• unbalanced forces

• balanced force

• friction

• gravity

What will happen if two friends of the same size and weight get on a seesaw?

• they will move up and down because they are unbalanced

• they will move up and down because they are balanced

• they will not move because they are balanced

• they will move because they are unbalanced

Tags

NGSS.3-PS2-1

How does adding wheels to a chair make it easier to move around the room?

• it helps increase the force of friction on the chair

• it helps reduce the force of friction on the chair

• they help increase the mass of the chair

• they help reduce the mass of the chair

What happens when the same amount of force is applied to both sides of the box?

• the forces are unbalanced and will move to the left

• the forces are balanced and will move to the right

• the forces are unbalanced and will remain at rest

• the forces are balanced and will remain at rest

Tags

NGSS.MS-PS2-2

When you pick up a bag of food, what force are you using?

• Push

• Twist

• Pull

• Bend

Tags

NGSS.3-PS2-1

When you saw a piece of wood, what force are you using?

• Pull and Push

• Push

• Pull

• Sawing

Tags

NGSS.MS-PS2-1