Venus

Front

What are pancake domes?

Back

Pancake domes are surface features on Venus created by slow bubbling leaks of lava from the interior.

Front

What fraction of the Earth-Sun distance does Venus orbit at?

Back

Venus orbits at 2/3 of the Earth-Sun distance.

Front

What is a transit in relation to Venus?

Back

A transit is when Venus passes directly across the Sun’s face.

Front

During a solar eclipse by Venus, what percent of the Sun is blocked?

Back

A tenth of a percent of the Sun is blocked during a solar eclipse by Venus.

Front

What is the brightness rank of Venus among natural objects in the sky?

Back

Venus is the third brightest natural object in the sky.

Front

What is the primary component of Venus's atmosphere?

Back

The primary component of Venus's atmosphere is carbon dioxide.

Front

What is the surface temperature of Venus?

Back

The surface temperature of Venus is around 467 degrees Celsius (872 degrees Fahrenheit).

Front

What is the greenhouse effect?

Back

The greenhouse effect is the warming of a planet due to the trapping of heat by its atmosphere.

Front

What are the main geological features of Venus?

Back

The main geological features of Venus include mountains, valleys, and volcanic plains.

Front

How long is a day on Venus compared to its year?

Back

A day on Venus (one rotation) is longer than a year (one orbit around the Sun). It takes about 243 Earth days to rotate once.