SCIENCE 6 THIRD QUARTER PERIODICAL TEST

How many different simple machines are there?

• 4
• 5
• 6
• 7

A catapult is which type of simple machine?

• a wedge
• a lever
• a screw
• an inclined plane

This type of simple machine has a slanted surface.

• wedge
• screw
• pulley
• inclined plane

This simple machine helps force objects apart.

• wedge
• lever
• pulley
• inclined plane

This simple machine helped Olivia move the weight across the room.

• lever
• wedge
• wheel and axle
• screw

Simple machines can change the amount of_______ needed to do work.

• gravity
• people
• force
• pulley

This simple machine allowed Elijah to lift a heavy rock.

• wedge
• lever
• screw
• inclined plane

All simple machines help make work _________.

• harder
• smaller
• lighter
• easier

This type of simple machine uses a wheel to change the direction of a force.

• wedge
• lever
• pulley
• screw

Which statement is correct?

• Inclined plane: enables us to move the objects from one level to a higher level

• Gear: Separates, cuts, holds, and stops objects

• Screw: Helps to lift up and moves objects easily

• Pulley: Moves and rotates objects