Everyday Science
Television signals are converted into light signals by___________?
Options:
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A moderator is used in nuclear reactor in order to ?
Options:
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The Carbon Dioxide in the atmosphere, by volume, is_______?
Options:
- A. 0.039%
- B. 3.9%
- C. 13%
- D. 30%
View Answer
A. 0.039%
The source of oxygen in photosynthesis is
Options:
- A. water
- B. salts
- C. minerals
- D. glucose
View Answer
A. water
Acid rain is mainly caused by emissions of __________ in the atmosphere?
Options:
- A. Sulfur Dioxide and Potassium Nitrate
- B. Sulfur and Charcoal
- C. Nitrogen Oxide and Potassium Nitrate
- D. Sulfur Dioxide and Nitrogen Oxide
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D. Sulfur Dioxide and Nitrogen Oxide
Orbital period of the planet Mercury around the sun is _____________?
Options:
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Where do most of Asteroids lie?
Options:
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Sedimentary rocks are__________?
Options:
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Diamond is an allotropic form of_______?
Options:
- A. Carbon
- B. Hydrogen
- C. Nitrogen
- D. Silicon
View Answer
A. Carbon