JeopardyPE or KE?

Balanced and Unbalanced

Forces GraphsPulleys and

Inclined Planes Potpourri

Q $100

Q $200

Q $300

Q $400

Q $500

Q $100 Q $100Q $100 Q $100

Q $200 Q $200 Q $200 Q $200

Q $300 Q $300 Q $300 Q $300

Q $400 Q $400 Q $400 Q $400

Q $500 Q $500 Q $500 Q $500

Final Jeopardy

$100 Question

The energy of motion?

$100 Answer from H1

Kinetic Energy

$200 Question from H1

Energy stored due to its position or shape?

$200 Answer from H1

Potential Energy

$300 Question from H1

2

Where does the ball have the greatest potential energy?

1 3

$300 Answer from H1

At point 2

$400 Question from H1Where on the Texas Giant would you have the greatest kinetic energy?

x

y

$400 Answer from H1

At point Y

$500 Question from H1

Swinging a golf club uses what type of energy?

$500 Answer from H1

Kinetic Energy

$100 Question from H2

Equal forces that cancel each other.

No movement

$100 Answer from H2

Balanced Forces

$200 Question from H2

In which direction will the box move?

$200 Answer from H2

To the right

$300 Question from H2

In which direction did the parachute pictured below apply a pulling force on the car?

A.

B.

$300 Answer from H2

A.

$400 Question from H2

If you are playing football and you push against the player across from you, but neither you nor the other player moves when force is applied, what do you know about the forces in this situation?

$400 Answer from H2

The forces are balanced

$500 Question from H2

Describe the motion of the soccer ball in the diagram below.

$500 Answer from H2

The object has no motion because the forces arebalanced.

$100 Question from H3

The graph above shows the motion of Lance Armstrong the cyclist. Using data from the graph, a student predicts (through projection) that at 6 seconds he will have traveled a distance of _____.

$100 Answer from H3

60 meters

$200 Question from H3

Your Text Here

Using the graph above, what best explains the motion between points B and C?

$200 Answer from H3

The car has stopped

$300 Question from H3

Your Text Here

Speed

Using the graph above, what best explains the motion between points L and M?

$300 Answer from H3

The cars speed is increasing or accelerating.

$400 Question from H3

Your Text Here

What is the average speed for the 8 second trip?

$400 Answer from H3

S= D/T

5 meters per second

$500 Question from H3

The graph above shows what kind of speed?

$500 Answer from H3

Constant Speed

$100 Question from H4

Single fixed pulleys only change ____________________.

$100 Answer from H4

The direction of the input force.

You get to pull down instead liftingup.

$200 Question from H4

True or False

The more wheels and ropes on a pulley the better the pulley system.

$200 Answer from H4

True

$300 Question from H4

Your Text Here

Which inclined plane would allow you to use the least amount of force?

$300 Answer from H4

Ramp B – It has the least amount ofslope which requires you to use less force.

$400 Question from H4

True or False:

A double pulley can change the weight of an object being lifted

$400 Answer from H4

False: A double pulley only reduces the force needed to lift the object. The object still weighs the same.

$500 Question from H4

Double pulleys change 2 things. Name them.

$500 Answer from H4

1. Double pulleys change the direction of the input force. You get to pull down

2. Double pulleys reduce the force by half. The objects weight feels half as much.

$100 Question from H5Distance vs. Time

What is the distance the object traveled between 10 to 15 seconds?

$100 Answer from H5

50 Meters

$200 Question from H5

A woman jogs for 3.0 hours and travels 18.0 km. What is the average speed of the woman?

$200 Answer from H5

6 km/h

$300 Question from H5

What is the average speed of a motorcycle that travels 300 miles in 2 hours?

$300 Answer from H5

150 mph (miles per hour)

$400 Question from H5

Substances that have dull luster, poor conductors, and shatter easily when hammered are _________.

a. Metalsb. Non metalsc. Metalloidsd. gases

$400 Answer from H5

Non metals

$500 Question from H5

An object with a density less than 1g/ml will

_________ in water.

$500 Answer from H5

FloatLess than=

Final JeopardyMass of the football (g)

Force of the kick (N)

Distance the ball traveled (yards)

215 50 40

215 60 50

215 70 60

215 80 ?

The graph above shows a kicker using different amounts of force to kick a football. How far will the football go if it is kicked with a force of 80 N?

Final Jeopardy Answer

70 yards