Question

Which of the following best describes a cause of wind?

conduction of heat from Earth's surface to the upper atmosphere
Earth's spin on its axis
movement of air due to temperature differences
movement of air due to different changes is water vapor content

Answer 1

@.TH3_M0NST3R.

Answer 2

Why is heat transfer by conduction limited to the area very near Earth's surface?

the ground stays warmer than the air
the atmosphere is thicker there
little solar radiation reaches all the way to the surface
air is a poor conductor of heat energy

Answer 3

Loss of which of the following would make Earth too cold to support life?

atmospheric particulates
banded iron formations
ground-level ozone
greenhouse effect

Answer 4

you there

Answer 5

Slooooow down.

1. First one.
2. Last one
3. Third one

Answer 6

Under what environmental conditions is the ocean water the saltiest?

high evaporation, high rainfall, cool water
low evaporation, very heavy rainfall, warm water
low evaporation, high rainfall, cool water
high evaporation, low rainfall, warm water
28. What happens when cold water rises upward from the deep ocean near a continent?

It brings nutrients with it that nourish local plankton and sea animals.
It makes the surface water colder and adversely affects local wildlife.
It quickly sinks back down because it is loses some of its salt content.

Answer 7

What happens to Earth's greenhouse effect when human activities lead to increases in methane, carbon dioxide, and ozone in the atmosphere?

the greenhouse effect is enhanced
the greenhouse effect is decreased
the greenhouse effect is completely depleted
the greenhouse effect is unchanged
31. Which of the following is a natural source of greenhouse gases in the atmosphere?

methane from cattle
carbon dioxide from cement
nitrous oxide from coal combustion
ground-level ozone
32. At which of the following points does cold water from the North Atlantic merge with other cold water and begin moving eastward?

near Antarctica
east coast of U.S.
near Australia
north Pacific

Answer 8

Low evaporation, high rainfall, cool water.

Answer 9

One at a time please.

Answer 10

28. Second one.

Answer 11

30. First one
31. First one
32. Don't know

Answer 12

How many more?

Answer 13

30 sorry but thnk for your helping me

Answer 14

o-O

Answer 15

Post them separately, then.

Answer 16

alrighty

Answer 17

Ok, it's not timed, is it?

Answer 18

no

Answer 19

Oh, good.
Then let's go on. I'll try to guide you to the right answers.

Answer 20

Tag me when you're ready. :b

Answer 21

k

Answer 22

Close this question, though. :b