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WorksheetsExploring Energy and Waves
Total questions: 84
Worksheet time: 52mins
What are the two main types of energy?
Thermal energy and chemical energy
Kinetic energy and potential energy
Nuclear energy and solar energy
Mechanical energy and electrical energy
What is kinetic energy?
Kinetic energy is the energy associated with an object's temperature.
Kinetic energy is the energy of an object in motion.
Kinetic energy is the energy stored in an object at rest.
Kinetic energy is the energy released during a chemical reaction.
What is potential energy?
Potential energy is the energy stored in an object due to its position or state.
Potential energy is the energy of heat.
Kinetic energy is the energy of motion.
Potential energy is the energy released during a chemical reaction.
How does energy transform from one type to another?
Energy can only be created, not transformed.
Energy transforms through processes like conversion and transfer.
Energy remains constant and does not change forms.
Energy is solely dependent on temperature changes.
What is an example of energy transformation?
Nuclear energy to sound energy in a reactor.
Kinetic energy to potential energy in a roller coaster.
Chemical energy to thermal energy in a stove.
Electrical energy to light energy in a light bulb.
What are sound waves?
Sound waves are particles that move in a circular motion.
Sound waves are electromagnetic waves that can travel through space.
Sound waves are vibrations that travel through a medium as longitudinal waves.
Sound waves are static disturbances in a vacuum.
What properties do sound waves have?
Sound waves have no frequency or amplitude.
Sound waves are electromagnetic waves.
Sound waves travel faster in a vacuum than in air.
Sound waves are mechanical, longitudinal waves characterized by properties such as frequency, wavelength, amplitude, and speed.
How does sound travel through different materials?
Sound travels at the same speed in all materials regardless of their state.
Sound travels fastest in solids, slower in liquids, and slowest in gases.
Sound travels fastest in liquids, slower in gases, and slowest in solids.
Sound travels fastest in gases, slower in solids, and slowest in liquids.
What is reflection of light?
The generation of light from a surface.
The scattering of light in different directions.
Reflection of light is the bouncing back of light rays when they hit a surface.
The absorption of light by a surface.
What is refraction of light?
Refraction of light is the bending of light as it passes from one medium to another due to a change in its speed.
Refraction of light is the reflection of light off a surface.
Refraction of light is the scattering of light in all directions.
Refraction of light is the absorption of light by a medium.
How do light waves behave when they hit a mirror?
Light waves scatter in all directions upon hitting the mirror.
Light waves are absorbed by the mirror completely.
Light waves reflect off a mirror according to the law of reflection.
Light waves pass through a mirror without any change.
What happens to light when it passes through water?
Light bends and slows down when it passes through water.
Light speeds up and changes color when it passes through water.
Light reflects off the surface of water without entering it.
Light is absorbed completely by water without any bending.
What is the principle of energy conservation?
Energy conservation principle: Energy cannot be created or destroyed, only transformed.
Energy can be created and destroyed.
Energy is only lost in transformations.
Energy can be freely generated without limits.
Why is energy conservation important?
Energy conservation is unnecessary for modern technology.
Energy conservation leads to increased energy consumption.
Energy conservation has no impact on climate change.
Energy conservation is crucial for sustainability, cost savings, and environmental protection.
Can energy be created or destroyed?
Energy can be created but not destroyed.
Energy can be destroyed but not created.
No, energy cannot be created or destroyed.
Energy can be both created and destroyed.
What is a light energy?
A change in position.
An object that attracts iron and a few other magnetic materials.
A form of energy our eyes can detect.
A type of energy that pulls things to the center of the earth.
What city would most likely make use of solar power plants?
A city with lots of direct sunlight.
A cloudy city.
A windy city.
A city with lots of animals.
Which of the following is an artificial light source?
Compared to a light from a light bulb, a laser light is-
darker.
more focused.
more colorful.
more useful.
Light acts like ____________ and _____________.
bending and appearing.
going down and decreasing.
waves and particles.
a robot and a car.
Complete the graphic organizer with the best response below.
Using magnets
Pushing a wagon.
Predicting the weather for tomorrow
Powering up a solar calculator
Which best supports the fact that sound is a form of energy?
Sounds can change.
Sounds are fluid.
Sounds are part of the air.
Sounds make windows rattle.
What must happen for an object to produce a sound?
The object must glow.
The object must vibrate.
The object must be warmed.
The object must transform electrical energy.
You are exploring how to make sound louder by tapping a pencil against a desk. To make a louder sound with the pencil, you could---
wave the pencil
tap the pencil in your hand
tap the pencil against the desk more gently
tap the pencil against the desk with more force
Pitch is how high or low a sound is. It is related to the speed at which something beats or vibrates. The table below shows the rate at which different insects beat their wings. Which insect produces the sound that has the highest pitch?
ladybug
honeybee
mosquito
cabbage worm butterfly
Pitch is how high or low a sound is. It is related to the speed at which something beats or vibrates. The table below shows the rate at which different insects beat their wings. Which insect produces the sound that has the lowest pitch?
ladybug
honeybee
mosquito
cabbageworm butterfly
To hear a higher-pitched sound from a rubber band, you can--
cut the rubber band
stretch the band less
stretch the band farther
double the rubber band
Imari plays two notes on her guitar. When she holds the string down, the sound gets--
lower
louder
softer
higher
What is the definition of the word energy?
the force of speech
having strength or power
natural resources
the ability to cause motion or create change
Look at the picture. In which direction will heat move when the spoon enters the soup?
from the air to the spoon
from the spoon to the air
from the soup to the spoon
from the spoon to the soup
John wants to explore heat. He sets a piece of cheese outside on a sunny day. The cheese is now melted. Which explains why the cheese is melted?
Heat moved from the sun to John.
Heat moved from John to the cheese.
Heat moved from the cheese to the sun.
Heat moved from the sun to the cheese.
Which action would help you feel warmer when standing outside on a cold day?
sitting very still
standing far from others
rubbing hands together
dropping backpack on the ground
What happens when you turn on a heater in a cold room?
Thermal energy stops moving.
Thermal energy moves to find liquids.
Thermal energy flows into the room.
Thermal energy flows into the heater.
What happens to a pot of cold water on a hot stove?
All the water reaches the same temperature.
Only the water at the bottom of the pot gets hot.
The water stays cold; the pot gets hot.
The pot gets cold.
Pat stands his bicycle upside down. Mike holds a piece of cardboard against the rear wheel while Pat turns the pedals by hand. What can you infer about the cardboard?
It will turn red.
It will get cooler.
It will get warmer.
It will not get warmer or cooler.
Which statement completes the graphic organizer?
Measuring someone’s temperature
Having your ice cream melt in the sun.
Riding a bike.
The electricity running through your television.
What is mechanical energy?
Objects that are burning up in the sky.
The ability to do work or cause change.
A state of matter such as solid, liquid or gas
An electric current that travel through a circuit.
The football player uses the body to play the sport. Which type of energy does a carpenter use with her body to get the job done?
Mechanical
Electrical
Light
Solar
Which of the following actions does not require mechanical energy to function?
Which statement is true?
You need mechanical energy to measure a ball.
You don’t need mechanical energy at all when you are riding a bike.
You always need electrical energy to run a motor.
There is no need for mechanical energy.
A student records the following information about what was observed the classroom. Which example of mechanical energy is being described?
Throwing a ball.
Sharpening a pencil.
Melting a ball.
Breaking a pencil.
Mechanical energy is the energy is the ability to cause ________or do __________.
Which list contains the correct words to complete the sentence above?
change, work
damage, work
work, everything
effect, motion
Which activity would a scientist say requires work?
Watching a movie
Opening a door
Leaning against a wall
Thinking about homework
How can the position of an object be changed?
By pushing the object
By pulling the object
By both pushing and pulling
It can’t be changed
It takes more force to move a basketball than a feather because the basketball has more _____________.
force
mass
speed
motion
A worker uses a pulley to lift heavy objects. How does the pulley help the worker move heavy objects?
It increases the amount of work
It decreases the amount of work
It reduces the amount of effort needed
It does not help the worker
Which ball will probably go the farthest?
A ball that is hit gently
A ball that is not hit
A ball that is large and heavy
A ball that is hit hard
Identify the type of energy
Thermal energy
Sound energy
Mechanical energy
Electrical energy
The Sun produces ______ and ______ energy
thermal, light
chemical, sound
kinetic, light
Which statement best defines Mechanical Energy?
Energy produced by a machine or moving part.
Energy that is produced by an electrical current in a circuit.
Energy from the sun.
Energy that travels in waves due to vibrations.
What is energy?
The pivot point allowing a lever to move
A push or a pull
Measurement of weight
The ability to move or allow something to move
What is the main source of heat and light energy?
sun
fire
moon
What is the energy that allows us to see things around us?
heat
light
What is the energy that let us feel warm?
heat
light
True or false?
Heat is a source of energy.
false
true
True or false?
Light is not a source of energy.
True
False
How does light travel
As a wave in a wavy line
As a wave in a straight line
As a beam in a wavy line
As a bean in a straight line
The measure of heat transfer is called
Temperature
Thermal energy
Heat energy
Heat transfer
A computer uses what type of energy to operate?
Mechanical
Light
Electric
Sound
Electrical Energy is all EXCEPT
Fireplace
blender
computer
tv
The picture shows what type of transformation
Electrical to mechanical
light to electric
electrical to light
light to light
What type of energy transfer is showed in the image
heat to light
electrical to sound
electrical to heat
heat to electrical
Which sea creature can produce significant amounts of electricity?
Turtle
Crocodile
Eel
You have just turned on a fan.
What type of energy is this?
Electric
Light
Sound
Heat
