Terrestrial Planets

Front

What are terrestrial planets?

Back

Terrestrial planets are rocky planets that are primarily composed of silicate rocks or metals. They include Mercury, Venus, Earth, and Mars.

Front

Why are Earth and Venus called sister planets?

Back

Earth and Venus are called sister planets because they have similar size, density, and composition.

Front

What is the main reason Mars is known as the Red Planet?

Back

Mars is referred to as the Red Planet due to its high abundance of iron oxides, which give it a reddish appearance.

Front

Which planet has a day longer than its year?

Back

Venus has a day that is longer than its year.

Front

What are the first four terrestrial planets made of?

Back

The first four terrestrial planets (Mercury, Venus, Earth, Mars) are primarily made of rock.

Front

Which terrestrial planet has the hottest surface temperature?

Back

Venus has the hottest surface temperature of all terrestrial planets.

Front

What is the atmosphere of Venus primarily composed of?

Back

The atmosphere of Venus is primarily composed of carbon dioxide, with clouds of sulfuric acid.

Front

How does the size of Earth compare to Venus?

Back

Earth and Venus are similar in size, with Venus being slightly smaller.

Front

What is the significance of iron oxides on Mars?

Back

The presence of iron oxides on Mars is significant because it contributes to its red color and indicates past volcanic activity.

Front

What is the surface pressure like on Venus?

Back

The surface pressure on Venus is about 92 times that of Earth, making it extremely high.