Energy
Energy in motion is called ______________________.
Electrical energy
Sound energy
Kinetic energy
Potential energy
Kinetic energy
What two things power hybrid cars?
Gasoline and electricity
Gasoline and coal
Electricity and potential energy
Gasoline and wind power
Gasoline and electricity
What are fossil fuels?
Goo made of dinosaurs
Materials formed from ancient plants and animals that have decayed underground
Turbines used to harness the wind
Rocks that can melt into lava and heat things up
Materials formed from ancient plants and animals that have decayed underground
A _____________ is something made for a particular purpose.
1. turbine
2. fuel
3. combustion
4. device
device
The _______________ is the highest point of a wave.
Crest
Bottom
Dip
Trough
Crest
What kinds of things can store chemical energy?
Rocks and lava
Batteries, food, and wood
Bananas, peppers, and wool
Batteries, food, and wood
What is the primary source of energy for all of the Earth?
The moon
Wind
The sun
Magma
The sun
Which of the following is NOT a fossil fuel?
Coal
Petroleum
Natural Gas
Moon rocks
Moon rocks
A ________________ is a pollutant that increases the atmosphere’s ability to hold heat.
Water
Geothermal
Greenhouse Gas
Oxygen
Greenhouse Gas
A transverse wave moves ____________________________.
Back and forth
Up and down
Up and down
What is a device that changes energy of motion into electrical energy?
Generator
Spinning wheel
Magnet
Wire
Generator
Geothermal energy is a kind of renewable resource. What is geothermal energy?
Wind turbines changing motion into electrical energy.
Warm water heating homes and buildings.
A fossil fuel that occurs in the gas state.
Flowing water spins turbines in dams to produce electricity.
Warm water heating homes and buildings.
Coal is a __________.
Natural gas is a _________.
Petroleum is a ___________.
Coal is a solid
Natural Gas is a gas
Petroleum is a liquid
What does an energy scrubber do?
Cleans the air to have less pollutants
Helps give dogs a shower
Make drinking water taste better
Cleans the air to have less pollutants
Sound waves carry _____________.
Hurricanes
Noise Energy
Light
Heat
Noise Energy
What is a device that spins as the gas flows and changes the heat energy of steam into kinetic energy?
Bus
Turbine
Seesaw
Turbine
Hydropower is a kind of renewable resource. What is the main component of hydropower?
Water
Wind
Sunlight
Solid Waste
Water
What is the name of the radioactive material that is used to produce nuclear fuel?
Aluminum
Copper
Uranium
Gasoline
Uranium
Which of the following is NOT a way that humans can hurt the environment?
Humans disturbing land can pollute streams and rivers.
People build roads, which can break up habitat areas.
Humans mining can cause a loss of habitat for plants and animals.
Humans cutting their grass makes their yard cleaner and neater.
Humans cutting their grass makes their yard cleaner and neater.
A longitudinal wave moves
Back and forth
Up and down
Back and forth
Which of the following is an example of energy being transferred through a wave?
A stone thrown into a pond creating ripples
A car accelerating on a highway
A battery powering a flashlight
A plant photosynthesizing sunlight
A stone thrown into a pond creating ripples
Biomass is a kind of renewable resource. What is the main component of biomass?
Gasoline
Solid Waste
Lava
Water
Solid Waste
The process of burning a fuel to produce heat and light is called ______________.
1. combustion
2. fuel
3. device
Which of the following is NOT an effect of an oil spill?
Sticky oil gets stuck in ocean habitats
Currents spread the oil over large distances.
Plants and animals in aquatic habitats are covered in oil.
It is quick and easy to clean up
It is quick and easy to clean up
Which of the following is NOT an example of a wave?
1. Ripples in a pond
2. Sound waves moving through the air
3. Potential energy
4. Earthquake waves shaking the ground
Potential energy