PMA 2 review 2023

Front

What determines the strength of a sea breeze?

Back

The difference between the temperature of the sea and the land.

Front

What happens to light waves when they interact with an object?

Back

They slow down and can bend if they enter at an angle (diffraction).

Front

What is a land breeze?

Back

A breeze that blows from the land to the sea, typically occurring at night.

Front

Which two spheres interact when a forest fire destroys trees causing erosion?

Back

Biosphere and geosphere.

Front

If one person pulls an object to the right with 50 N and another pulls to the left with 110 N, what is the net force?

Back

60 N to the left.

Front

What is the definition of biosphere?

Back

The global sum of all ecosystems; the zone of life on Earth.

Front

What is the geosphere?

Back

The solid part of the Earth, including rocks, soil, and landforms.

Front

What is the atmosphere?

Back

The layer of gases surrounding the Earth.

Front

What is the hydrosphere?

Back

All the water on Earth, including oceans, rivers, lakes, and groundwater.

Front

What is diffraction in the context of light waves?

Back

The bending of light waves as they pass around an obstacle or through an opening.