Thermal Energy
Ecosystems
Weather
Ocean and Climate
General Science
100
What is the movement of thermal energy from a warmer object to a cooler object called?
Heat transfer
100
What do producers use to make their own food?
Sunlight
100
What causes wind?
Differences in air pressure
100
What absorbs much of Earth's excess heat?
The Ocean
100
What is the force that keeps planets in orbit around the Sun?
Gravity
200
What happens when thermal energy is added to most materials?
They expand or melt.
200
What type of organism breaks down dead matter?
Decomposer
200
What is a large body of air with similar temperature and humidity called?
Air Parcel
200
What causes sea level to rise as the planet warms?
Melting ice and thermal expansion
200
What do we call the tiny particles that make up all matter?
Atoms
300
What is the main source of thermal energy for Earth?
The Sun
300
What is a food web?
A model showing how multiple food chains connect
300
What usually happens when warm air rises?
Clouds may form.
300
What is the environmental impact when sea levels rise?
Land is corroded.
Ecosystems get destroyed.
Less clean water.
300
What animal has the brightest eyes in the world?
The tiger
400
What happens to particles in a substance when thermal energy increases?
The particles move faster.
400
What usually happens to energy as it moves up a food chain?
Some is lost as heat
400
What is the water cycle stage when liquid water changes into water vapor?
Evaporation
400
What gas is a major driver of climate change?
Carbon dioxide.
400
How many hearts does an octopus have?
Three
500
When a hot object and a cold object reach the same temperature, what is this called?
Equillibrium temperature
500
In the food web, what happens to the fox population when the opossum population increases?
The fox population will decrease.
500
What type of cloud is usually tall and associated with storms?
Cumulonimbus
500
What force primarily drives surface ocean currents?
Prevailing winds
500
What animal can sleep for three years?
Hint: It is a small animal
Snail