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Global Warming & 4 Spheres of Earth
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Cutting down trees, also known as ________, increases COâ‚‚ in the atmosphere.
Deforestation
The greenhouse effect traps ________ in the Earth’s atmosphere.
Heat
The outer most layer of the Earth is _____________
Crust
Which layer of the Earth is made of solid metal?
Inner core
What is the outermost layer of Earth’s atmosphere?
Exosphere
What layer of atmosphere do we live in?
Troposphere
Which sphere includes rocks, soil, and land?
Lithosphere or Geosphere
Oceans, rivers, and lakes are part of which sphere?
Hydrosphere
Which sphere includes all the air around Earth?
Atmosphere
What are the 4 spheres of Earth?
Atmosphere, hydrosphere, lithosphere, biosphere.
What happens to sea levels due to global warming?
They rise
What energy source does not cause global warming?
Solar energy
How can we reduce global warming?
Use renewable energy/ plant a tree/ etc
Name one effect of global warming on the environment.
Melting ice caps
What do we call the gases that trap heat in the atmosphere?
Greenhouse gases
What is the main human activity that causes global warming?
Burning fossil fuels
What is global warming?
The increase of Earth's average temperature.
Name one gas that causes global warming.
Carbon dioxide/ methane/ nitrous oxide/ etc