6th Grade Test: Earth's Structure

Front

What is the formula for calculating density?

Back

Density = Mass / Volume.

Front

What is the density of an object with a mass of 78 g and a volume of 15 cm³?

Back

5.2 g/cm³.

Front

Where are the longest mountain ranges on Earth located?

Back

Near the center of the oceans.

Front

What state is the inner core of the Earth in due to high temperature and pressure?

Back

Solid.

Front

Which layer of the Earth is the most dense?

Back

The inner core.

Front

What force helped the newly formed Earth to become spherical in shape?

Back

Gravity.

Front

What are the three main layers of the Earth?

Back

Crust, Mantle, Inner Core.

Front

What is the primary component of the Earth's inner core?

Back

Iron and nickel.

Front

How does pressure change as you go deeper into the Earth?

Back

Pressure increases with depth.

Front

What is the role of the mantle in Earth's structure?

Back

The mantle is involved in tectonic activity and convection currents.