Simple Machine

s Jeopardy

!

Ms. Drye’s 3rd Graders

1 1

2 2

4 4

3

4

Levers & Levers & ScrewsScrews

Pulleys & Pulleys & Wh/AxleWh/Axle

Work/ Work/ Force/ Force/ MotionMotion

MORE!MORE!

3 3 3

2

4

2

1

5 5 5 5

1

Extra Extra ReviewReview

1

2

3

4

5

Column 1, #1Column 1, #1

A lever is made up of a bar that turns on a fixed point called a _____.

fulcrum

Column 1, #2Column 1, #2

A ____ is a stiff bar that moves about a fixed point.

lever

Column 1, #3Column 1, #3

screw

A jar lid is a type of ______.

Column 1, #4Column 1, #4

List three examples of levers.

Correct answers include: seesaw, crowbar,

wheelbarrow, broom, rake, mop, pliers, catapult, scissor

handles

Column 1, #5Column 1, #5

Jar lid, screw, seat (stool), light bulb, C-clamp,

List 3 different types of screws.

Column 2, #1Column 2, #1

Flagpole, blinds

Give 2 examples of pulleys.

Column 2, #2Column 2, #2

Pulley.

This simple machine is made up of a rope or chain and a wheel

around which the rope fits.

Column 2, #3Column 2, #3

wheel

A wheel and axle is made up of a large ______ attached to a smaller wheel or rod.

Column 2, #4Column 2, #4

Car/scooter/skateboard wheels, doorknobs, roller skates

Give 3 examples of wheels and axles.

Column 2, #5Column 2, #5

What simple machines can lift heavy objects by changing the direction of the force?

pulley

Column 3, #1Column 3, #1

How do you know if work has been done?

If an object moves

Column 3, #2Column 3, #2

A force is a _____ or a _____.

push, pull

Column 3, #3Column 3, #3

What are you measuring when you trace and measure an object’s

position over time?

motion

Column 3, #4Column 3, #4

Shooting a basketball

Which is an example of work: carrying a basketball, or shooting a basketball?

Column 3, #5Column 3, #5

Straight, circular, curved, back and forth

Name 2 different motions an object could do.

Column 4, #1Column 4, #1

Wrapping an inclined plane around a pole makes a _______.

screw

Column 4, #2Column 4, #2

wedges

The blades of knives, axes, and scissors are all examples of

_______.

Column 4, #3Column 4, #3

inclined plane

A flat surface that has one end higher than the other is an ________ ______.

Column 4, #4Column 4, #4

Screw.

A spiral staircase is an example of this simple machine.

Column 4, #5Column 4, #5

force; farther

Even though it takes less ______ to move an object up a ramp, you have to push it _______. (THINK OF TWITCH!!!)

Column 5, #1Column 5, #1

Simple Machines make work __________.

easier

Column 5, #2Column 5, #2

What pulls an object down a ramp or hill?

gravity

Column 5, #3Column 5, #3

Lever, pulley, wheel & axle, inclined plane, screw, and

wedge.

List the six simple machines in any order.

Column 5, #4Column 5, #4

bike

Which object is a compound machine?

Column 5, #5Column 5, #5

Friction is a force that

____ ____ a moving object.

slows down