Free Printable Environmental Vocabulary and Spelling Crossword Worksheet
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Name:_________________________
Earth Day Crossword Puzzle #3
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AC air blue buy coal day Earth energy friendly fuel geo nuclear recycle reduce renewable reuse solar sun tree try UN US USA warm wind
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ACROSS
1. To use again, one of the 3 R's of waste reduction: Reduce, _____, Recycle.
3. It has a wood trunk and absorbs CO2.
4. Abbreviation for air conditioning, which we should turn down to conserve energy
6. To purchase - "To reduce waste don't ___ things you don't need."
7. Solar power uses energy from this.
9. Abbreviation for the country where the first Earth Day took place on April 22, 1970.
10. Source of energy - "Burning a fossil ____ uses a non-renewable resource and produces greenhouse gases."
12. Able to be reused - "Solar power is a _________ energy source."
13. Our planet
14. Hot - "Greenhouse gases prevent heat from escaping, causing the Earth to ____."
15. We breathe it, and so we should not pollute it.
16. Opposite of NIGHT
19. The first of the 3 R's of waste reduction: ______, Reuse, Recycle.
DOWN
1. To repeat a cycle, one of the 3 R's of waste reduction: Reduce, Reuse, _______.
2. Abbreviation for United Nations - "the 1972 __ Conference on the Human Environment in Stockholm"
5. A fossil fuel that looks like black rock
6. The color of the sky, unless the air is polluted
7. Related to the sun - "_____ energy is clean and renewable."
8. "_______ power plants use the heat produced when the nucleus of an atom splits."
10. Like a friend - "Be environmentally ________."
11. Power - "Coal, oil and gas are non-renewable _____ sources."
14. "Windmills use clean, renewable ____ energy to produce electricity."
17. Attempt - "___ to be environmentally friendly."
18. Prefix that means "related to the Earth" - "___thermal power comes from the Earth's heat or thermal energy."
20. Abbreviation for United States - "__ Senator Gaylord Nelson founded Earth Day."
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Answers to
Earth Day Crossword Puzzle #3
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