Question

Which is one way that mechanical weathering influences chemical weathering?

A.
Plants secrete acids that create holes in iron-rich rocks, thereby exposing them to moisture in the air, which causes the rocks to rust.

B.
The roots of plants fit into cracks of iron-rich rocks, exposing them to moisture in the air, which causes the rocks to rust.

C.
Winds break away layers of rock, exposing them to water for ice wedging.

D.
Acids in the rain create holes in the rock, which allows water to get inside for ice wedging.

Answer 1

will give medals

Answer 2

@smarty2580

Answer 3

@ShootingStarz @sydneehazen @ wowowowo

Answer 4

can u help

Answer 5

yes it's D :)

Answer 6

ok thxs

Answer 7

np! :D

Answer 8

r u sure

Answer 9

yeah i'm positive!

Answer 10

:)

Answer 11

k

Answer 12

can u help with some more problems

Answer 13

i'll try :)

Answer 14

Climatologists study ocean currents because they play a major role in global climate.

With which two parts of the earth system is a climatologist involved?

A.
hydrosphere and biosphere

B.
atmosphere and hydrosphere

C.
atmosphere and magnetosphere

D.
atmosphere and lithosphere

Answer 15

i think b

Answer 16

ohhh i had this before lemme remember

Answer 17

k

Answer 18

@player_2

Answer 19

it's B. atmosphere and hydrosphere

Answer 20

:)

Answer 21

r u sure

Answer 22

Unit 1 | Lesson 12
Unit Assessment: Earth's Surface
Question Navigator
2.

Which part of the earth system contains continents?

A.
hydrosphere

B.
lithosphere

C.
magnetosphere

D.
atmosphere
Question Resources

Answer 23

yes when i answer something i am sure :) when i took this test that was the answer

Answer 24

k

Answer 25

Which part of the earth system contains continents?

A.
hydrosphere

B.
lithosphere

C.
magnetosphere

D.
atmosphere

Answer 26

b?