Earth Science

Question 1

What is a good way to conserve water at your house? (pg.221)

Accepted Answer

turning off water when brushing teeth

Question 2

How does the moon stay in orbit around the Earth? (pg. 160 - 161)

Accepted Answer

gravitational attraction

Question 3

What happens to the air as you get higher in the atmosphere? (pg.209 - 211)

Accepted Answer

There is less air pressure

Question 4

What would happen to Earth if he Sun were a large star instead of a medium size? (p. 146 - 147)

Accepted Answer

Earth would become warmer

Question 5

What is the smallest object in our solar system? (pg. 145)

Accepted Answer

asteroids

Question 6

When is hurricane season in the Atlantic? (pg. 228- 229)

Accepted Answer

between summer and fall

Question 7

How does the sun produce heat? (pg.146 - 147)

Accepted Answer

helium and hydrogen produce heat

Question 8

What happens to a weather balloon as it rises into the atmosphere? (pg. 208 - 213)

Accepted Answer

it decreases in size as it rises

Question 9

What comes before precipitation in the water cycle? (pg. 223 - 225)

Accepted Answer

water condenses

Question 10

What creates a blowing wind? (pg. 202 - 205)

Accepted Answer

when the sun heats up the air

Question 11

What kind of weather does a cold front and low pressure produce? (pg. 240 - 241)

Accepted Answer

cold temperatures, fog, rain, or snow

Question 12

What causes tornadoes? (pg. 231)

Accepted Answer

warm land air meets cold air

Question 13

What conditions cause hurricanes to form? (pg. 228 - 229)

Accepted Answer

different temperatures cause violent winds

Question 14

Why does the sun appear different to us than other stars? (pg. 146 -147)

Accepted Answer

it is closer than other stars

Question 15

When warm air meets cooler, dryer air, what kind of weather results? (pg. 230)

Accepted Answer

thunderstorms and wind result

Question 16

How do clouds form? (pg. 224 - 225)

Accepted Answer

water vapor cools and condenses into clouds

Question 17

The sun is made mostly of what 2 elements? (pg. 146 -147)

Accepted Answer

hydrogen and helium

Question 18

What 3 things in the atmosphere affect weather? (pg. 228)

Accepted Answer

heat, motion, and moisture

Question 19

In the water cycle, where does water change from vapor to liquid? (pg. 190 - 193)

Accepted Answer

after condensation becomes too heavy

Question 20

What covers almost 70% of the Earth's surface? (pg. 219)

Accepted Answer

salt water oceans

Questions 20