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.Ocean salinity

B.Earth’s curved shape

C.Amount of soil nitrogen

D.Earth’s magnetic field only

Question 2mcq

Which surface will usually heat fastest under the same sunlight?

A.Black soil

B.Fresh snow

C.Shiny metal foil

D.White paper

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.Only the Moon pushes air horizontally.

D.Uneven heating creates pressure differences and moving air.

Question 4mcq

During daytime near a coast, sea breeze usually blows?

A.From land to sea

B.From mountain to valley only

C.From sea to land

D.Straight upward only

Question 5mcq

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

A.Downslope from mountain to valley

B.Upslope from valley to mountain

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.Short-term atmospheric conditions at a place.

B.The speed of light in vacuum.

C.The fixed mass ratio of a compound.

D.Only the shape of rocks.

Question 7mcq

Why are equatorial regions generally warmer than polar regions?

A.The equator reflects all sunlight.

B.Latitude has no effect on heating.

C.The poles receive no atmosphere.

D.Sunlight is more direct near the equator.

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.Different materials absorb and store heat differently.

D.Sand creates its own sunlight.

Question 9mcq

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

A.Unable to expand

B.Warmer and less dense

C.Solid

D.Colder and more dense

Question 10mcq

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

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

B.Sea becomes a solid.

C.Air stops responding to pressure.

D.Land becomes hotter than the Sun.