Homework Practice

Printable assignment

Earth System: Heating, Winds and Local Breezes

Section A: Core Ideas

Question 1mcq

Which factor causes sunlight to spread over a larger area near the poles than near the equator?

A.Earth’s curved shape

B.Earth’s magnetic field only

C.Ocean salinity

D.Amount of soil nitrogen

Question 2mcq

Which surface will usually heat fastest under the same sunlight?

A.White paper

B.Black soil

C.Fresh snow

D.Shiny metal foil

Question 3mcq

Which option correctly completes this statement: Wind forms mainly because?

A.Air never moves from one place to another.

B.Equal heating creates storms.

C.Uneven heating creates pressure differences and moving air.

D.Only the Moon pushes air horizontally.

Question 4mcq

During daytime near a coast, sea breeze usually blows?

A.From land to sea

B.Straight upward only

C.From mountain to valley only

D.From sea to land

Question 5mcq

Which option correctly completes this statement: Valley breeze commonly occurs during the day when air moves?

A.Upslope from valley to mountain

B.Downslope from mountain to valley

C.Only from sea to land

D.Only inside caves

Section B: Application Practice

Question 6mcq

Which option correctly completes this statement: Weather refers mainly to?

A.The fixed mass ratio of a compound.

B.Short-term atmospheric conditions at a place.

C.Only the shape of rocks.

D.The speed of light in vacuum.

Question 7mcq

Why are equatorial regions generally warmer than polar regions?

A.The poles receive no atmosphere.

B.The equator reflects all sunlight.

C.Sunlight is more direct near the equator.

D.Latitude has no effect on heating.

Question 8mcq

A student places equal masses of sand and water under sunlight. Sand warms faster. What is a good explanation?

A.Water has no temperature.

B.Sunlight avoids water completely.

C.Sand creates its own sunlight.

D.Different materials absorb and store heat differently.

Question 9mcq

When land heats faster than sea during the day, air over land rises because it becomes?

A.Warmer and less dense

B.Colder and more dense

C.Solid

D.Unable to expand

Question 10mcq

At night near a coast, land breeze usually occurs because?

A.Sea becomes a solid.

B.Land cools faster than sea, so air moves from land to sea.

C.Land becomes hotter than the Sun.

D.Air stops responding to pressure.