Part 3: Earth Science

Question 1

Atmosphere

Answer 1

The air that surrounds the Earth

Question 2

Weather

Answer 2

The atmosphere for a short time

Question 3

Climate

Answer 3

The atmosphere for a long time

Question 4

Precipitation

Answer 4

The falling of water back to Earth

Question 5

Run Off

Answer 5

water flowing downhill towards rivers or oceans

Question 6

Transpiration

Answer 6

Water from inside plants, dew.

Question 7

Weathering

Answer 7

Breaking down of rock

Question 8

Erosion

Answer 8

Movement of sediment

Question 9

Deposition

Answer 9

Dropping of sediment in a new place

Question 10

Glacier

Answer 10

large body of moving ice. Carves a U shaped valley into mountains.

Question 11

Delta

Answer 11

Triangle shaped deposition at the mouth of a river

Question 12

Sand Dunes

Answer 12

Moving hills of sand formed by wind.

Question 13

Fossils

Answer 13

The remains of an organism that lived long ago

Question 14

Fossil Fuels

Answer 14

Coal, Oil, and Natural Gas

Question 15

Natural Resources

Answer 15

Materials in nature that are useful to people

Question 16

Renewable resource

Answer 16

resource nature produces again and again in a short time

Question 17

Nonrenewable resource

Answer 17

resource nature cannot produce again and again in a short time.

Question 18

Sedimentary rock

Answer 18

Rock made from rivers. Sediments cemented over time.

Question 19

Mineral

Answer 19

solid substance with a crystal shape

Question 20

Humus

Answer 20

Decomposing plants and animals in the soil

Question 21

Soil

Answer 21

Material made of rocks, minerals, and humus

Question 22

Clay

Answer 22

Dense and sticky soil

Question 23

Alternative Energy

Answer 23

Energy that does not come from fossil fuels

Question 24

Hydro-electrical energy

Answer 24

Energy from the power of moving water

Question 25

Biofuel

Answer 25

Energy from something recently alive like firewood

Question 26

Inner Planets

Answer 26

Mercury, Venus, Earth, Mars

Question 27

Outer Planets

Answer 27

Jupiter, Saturn, Neptune, Uranus

Question 28

Rotation

Answer 28

Spin. It takes the Earth 24 hours to rotate once.

Question 29

Revolution

Answer 29

One trip around. It takes the Earth 365 days to do this.

Question 30

Orbit

Answer 30

The path one object takes around another object in space

Question 31

Star

Answer 31

An object in space that produces heat and light

Question 32

Lunar cycle

Answer 32

Different appearances of the moon throughout the month.

Question 33

Tide

Answer 33

The change in water level caused by the gravity of the moon.

Question 34

Seasons

Answer 34

Climate patterns caused by Earth’s tilted axis