Energy Jeopardy!

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Energy Jeopardy!
Radiant Energy Transfer of Energy Electricity Magnetism and Sound Mechanical Energy
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Tie breakers
2
The picture below shows a light bulb. The bottom
of this light bulb is an example of what type of
simple machine?
Screw
3
On a warm summer day, most of the suns rays
will be _______ when they strike the black shirt
below.
Absorbed
4
The picture below shows a duck swimming in a
lake. A student sees a mirror image of a duck in
the water of the lake. What causes this mirror
image?

Reflected Light
5
What happens to the path of a light ray as it
passes from air into water at an angle?
Refraction - It bends
6
There are three types of materials that light
waves can hit. One type allows all of the light
waves to travel through. One type allows some of
the light waves and one allows no light waves to
travel through. What is the name of each type of
material?
Transparent - All Translucent - Some Opaque -
None
7

• When an electric fan is running, most of the
  incoming electrical energy changes into which
  kind of energy?
• Heat energy
• Light energy
• Mechanical energy
• Sound energy

Mechanical Energy
8

• When a light bulb is turned on, energy changes
  from one form to another. Which of the following
  best describes this change?
• Sound energy to radiant energy
• Nuclear energy to radiant energy
• Electrical energy to radiant energy
• Magnetic energy to radiant energy

C. Electrical to Radiant
9

• After Nita connected a copper wire from one
  terminal of a battery to the other, the wire
  became very hot. Why did the wire get hot?
• A. The circuit was not complete
• Air around the wire became
• electrified
• C. Chemical Energy in the battery
• produced vibrations
• D. Electrical energy was changed
• into thermal energy

D. Electrical energy was changed into thermal
energy
10
The following picture shows earphones connected
to an ipod. In this system, which type of energy
is used to make the information from the ipod
travel to the earphones to make sound?
Electrical
11
Mr. Wiltshire brought an electric leaf blower to
class during our discussion of energy. Describe
two energy changes that occur when the leaf
blower is turned on.
Electricity to Mechanical Mechanical to
Sound Mechanical to Wind Mechanical to Thermal
12
When a light switch is turned on what has
happened to the circuit?
It has become a CLOSED CIRCUIT
13
The picture below shows a circuit. What would
happen to the other bulbs if the second bulb is
removed from the circuit? What type of circuit
is pictured below?
Series Circuit - If one bulb is removed all the
lights will go out because they are connected in
one loop.
14

• Marta has an iPod docking station in her room. It
  requires electricity in order to play. Which of
  the following is necessary in order for
  electricity to move from the source to the
  radio?
• A circuit
• A magnet
• A light bulb
• An insulator

A. A circuit
15
The picture below shows a circuit. What would
happen if the middle bulb is removed from the
circuit? What type of circuit is it?
It is a parallel circuit. The other bulb would
stay on because each bulb has its own pathway to
the electricity.
16
DAILY DOUBLEName the most common metal used as a
conductor in wires. Name two common materials
used as insulators.
Copper Glass, Plastic, or Rubber
17
If a string on a musical instrument, like a
guitar, is made tighter the sound produced by the
string will always be lower pitched or higher
pitched?
Higher Pitched
18
If a string on a violin is plucked, it will make
a sound. This sound and all sounds are produced
by.
Vibrations
19

• A student picked up a small rock using a magnet.
  This rock probably contained which type of
  metal?
• Copper
• Aluminum
• Iron
• Silver

Iron
20

• A student hears the sound of a bell. Which of
  the following carries the sound of the bell to
  the students?
• Electrical Currents
• Magnetic Signals
• Radio Waves
• Vibrating Air

D. Vibrating Air
21
During a science experiment, a student made the
device shown below. This device can best be used
as a..
An Electromagnet
22
Jonas needs to split a log. He has a sledge
hammer. What other tool should he also use to
split the log?
A wedge splits things apart easily or holds
things place.
23
The picture below shows a staircase. A staircase
is most like what type of simple machine?
An inclined plane trades force for distance.
24

• The picture below shows a pair of scissors.
  Scissors are are an example of a complex machine.
  Which of the following simple machines are
  combined to make scissors?
• Lever and gear
• Gear and pulley
• Lever and wedge
• Wedge and pulley

Lever and wedge
25
Describe the difference between potential and
kinetic energy.
Potential energy is stored energy. Kinetic
energy is in motion.
26
What is the name for the term that describes a
force between two surfaces rubbing against each
other that prevents motion and produces thermal
energy.
Friction
27
Tie Breakers
1. Name six types of energy that are present in
Mr. Wiltshires drill?
Mechanical, Sound, Radiant, Chemical, Electrical,
Thermal
2. What are three types of renewable energy?
Wind, Solar, Water, and Geothermal
3. Name all six types of simple machines and
their functions.
See Notes