Which instrument measures wind speed?

The boundary where two air masses meet is called a —

Which type of storm forms over warm ocean water and gains energy from it?

Water vapor becomes liquid water during —

About 97% of Earth’s water is —

Which layer of the atmosphere is closest to Earth’s surface?

Clouds form when —

High air pressure usually brings —

An air mass that forms over warm ocean water near the equator is —

Which process in the water cycle is driven directly by the Sun’s energy?

What are the basic building blocks of all living things?

Which is an example of homeostasis?

An oasis is important to organisms because it provides:

What statement is true about viruses?

The mosquito Aedes aegypti belongs to which classification level when mentioning Aedes?

Convergent evolution occurs when:

Organisms that share many classification levels are:

A dichotomous key is used to:

Which statement correctly compares vascular and nonvascular plants?

Which statement correctly compares vertebrates and invertebrates?

Wegener’s hypothesis stated that Earth’s landmasses were once joined and later broke apart in a process called:

Evidence supporting continental drift includes:

Mid-ocean ridges are:

Which type of stress pulls rocks apart?

Mount Everest formed when:

Circular movement of material in the mantle is called:

Plates moving away from each other occur at:

Earthquakes often occur along:

At transform boundaries, plates:

A local official should avoid building near transform boundaries because: