TYPES OF ENERGY
LIGHT ENERGY
THERMAL ENERGY
SOUND ENERGY
BONUS QUESTIONS
100
Kinetic energy is when an object DOESN'T move. True or false?
False. Kinetic energy is when an object moves.
100
Light is the SLOWEST form of energy. True or false?
False. Light is the FASTEST form of energy.
100
All matter is made up of tiny particles. When matter gets warmer, the particles move SLOWER and become CLOSER TOGETHER. True or false?
False. The particles move FASTER and become FURTHER APART
100
Sound is produced when objects __________? A) Melt B) Multiply C) Vibrate
C) Vibrate
100
Energy is all around us. It provides us with light, sound, and ____________?
Heat
200
Electrical energy can make machines work. We can transform it into light, sound, heat, and __________?
Movement
200
Light always travels in a straight line. True or False?
True
200
When we heat an object, we are increasing its amount of thermal energy. A change in the thermal energy of a substance can make it ____________? A) Change state B) Stay the same C) Dance
A) Change state
200
Sound can travel through air and through water. It can also travel through solid and opaque objects. True or false?
True
200
Name some different energy sources.
The wind, petrol, batteries, etc.
300
Most of the light energy on earth comes from the sun. At night we have to use ARTIFICIAL SOURCES of light. What are artificial sources? A) The sun, the wind, and rain B) Light bulbs, torches, and candles C) Water, sand, and Spongebob
B) Light bulbs, torches, and candles
300
The light from the sun looks white, but it is made up of how many different colors?
Seven
300
The transfer of thermal energy from a warm substance to a cooler substance is called ________?
Heat
300
If a sound reflects off an object which is far away, we hear an __________?
Echo
300
The MOON is our main source of thermal energy. True or False?
False. The SUN is our main source of thermal energy.
400
Thermal energy flows from a COOL object to a WARM object. True or false?
False. Thermal energy flows from a WARM object to a COOL object.
400
Light sources produce light. They can be natural (bulbs) or artificial (sun). True or false?
False. The sun is a natural source and bulbs are artificial.
400
Matter can be three different forms. What are the forms?
Solid, liquid, or a gas
400
Sound can travel very quickly. When an object travels faster than the speed of sound, it produces a loud, explosive sound called a ____________? A) Pitch B) Sonic boom C) Justin Beiber song
B) Sonic boom
400
Name a way electricity can be produced or made.
Burning fossil fuels, using solar energy, wind energy, and hydropower, nuclear power stations
500
Chemical energy is released when a _____________ occurs? A) Movement B) Vibration C) Chemical Reaction
C) Chemical Reaction
500
How fast does light travel?
300,000 km per second
500
What is the difference between HEAT CONDUCTORS (iron, copper, aluminum) and HEAT INSULATORS (wood, plastic, wool)?
Heat conductors can transfer heat quickly. Heat insulators do not transfer heat well.
500
Name the three characteristics of sound.
Intensity, pitch, and tone
500
Who is your favorite English teacher?
Kaver :)
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