Chapter 2

Question 1

weather

Answer 1

condition of the bottom layer of the earth’s atmosphere

Question 2

climate

Answer 2

weather patterns that an area typically experiences over a long period of time

Question 3

rotation

Answer 3

earth spins on axis

Question 4

revolution

Answer 4

earth moves around the sun

Question 5

solstice

Answer 5

days when sun appears directly overhead and tropics of cancer and capricorn

Question 6

equinoxes

Answer 6

days when sun appears directly overhead at equator

Question 7

precipitation

Answer 7

all forms of water that fall from atmosphere onto earth’s surface

Question 8

3 types of precipitation

Answer 8

convectional
orographic
frontal

Question 9

convectional precipitation

Answer 9

hot, humid air rises from earth’s surface and cools and can’t hold much water

Question 10

orographic precipitation

Answer 10

warm, moist air is forced upward when passing over high landforms, causing precipitation

Question 11

frontal precipitation

Answer 11

two fronts, or air masses, of different temperatures meet

Question 12

continental climates

Answer 12

cold, snowy winters, and warm or hot summers

Question 13

ecosystems

Answer 13

interaction of plant life, animal life, and physical environment in which they live

Question 14

biome

Answer 14

major types of ecosystems that can be found in various regions throughout the world

Question 15

deciduous

Answer 15

trees shed leaves during one season

Question 16

coniferous

Answer 16

trees with cones and thin needles instead of flat leaves

Question 17

savannas

Answer 17

huge tropical grasslands that grow near equator

Question 18

herbivores

Answer 18

plant-eating animals

Question 19

carnivores

Answer 19

meat-eating animals

Question 20

prairies

Answer 20

temperate grasslands of north america

Question 21

tundras

Answer 21

regions where temperatures are always cool or cold

Question 22

permafrost

Answer 22

a permanently frozen layer of soil just below surface at tundra