Science
Geography
Math
The Solar System
Riddles
100

What gas do humans breathe out?

Carbon Dioxide 

100

What is the name of the largest ocean on Earth?

Pacific Ocean

100

what is 9(8+5)?

72+45 = 117

100

What is the largest planet in the solar system?

Jupiter

100

What is full of holes but still holds water?

sponge

200

 Which body system supports the body and protects organs?

Skeletal system 

200

What continent is the Amazon rainforest on?

South America

200

what is the area of a 4in square?

16

200

What is the study of stars, planets, and space called?

Astronomy

200

 What can you catch but not throw?
 

a cold 

300

 What is the part of the cell responsible for storing genetic information called?

DNA

300

What is the name of the largest river in the world?

Nile River 

300

what is 10,456 - 3,689 = 

6767

300

 What is the hottest planet in the solar system?

Venus 

300

What can run but never walks, has a mouth but never talks, has a head but never weeps, and has a bed but never sleeps?

a river 

400

What term describes the process by which species gradually change over time?

Evolution

400

Lima is the capital of what country?

Peru

400

how many feet are in a 120 yard football field?

360

400

 What is the name of the phenomenon where the Moon passes directly between the Sun and Earth?

Solar Eclipse 

400

What's something that, the more you take, the more you leave behind?

footprint

500

What is the process of converting sunlight into electricity called?

Solar power 

500

What is the layer of gases surrounding Earth called?

atmosphere 

500

how many minutes are in 37 and a half hours?

2,250 minutes 

500

What are all of the moon phase names IN ORDER?

new moon, waxing crescent, first quarter, waxing gibbous, full moon, waning gibbous, third quarter, waning crescent

500

What word begins with E and ends with E, but only has one letter?

envelope 

M
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