Venus Flashcard

Front

True or False: Venus has a natural satellite (moon) and a ring system.

Back

False

Front

What is Venus’s atmosphere primarily made of? Oxygen and nitrogen
, Carbon dioxide and sulfuric acid
, Methane and ammonia, Water vapor and hydrogen

Back

Carbon dioxide and sulfuric acid

Front

Which of the following is true about Venus’s size? Venus has the same diameter and mass as Earth

Back

Venus has the same diameter and mass as Earth.

Front

Why is Venus the hottest planet in the solar system?

Back

Its atmosphere traps most of the heat it receives

Front

What makes it nearly impossible for us to send spacecraft to Venus?

Back

Venus’s atmospheric pressure is nearly 90 times that of Earth.

Front

How long does it take for Venus to complete one full rotation (day)?

Back

243 Earth days

Front

 Venus rotates in which direction compared to most other planets in the solar system?

Back

The opposite direction (retrograde)

Front

What is the primary reason Venus is often called Earth’s “sister planet”?

Back

It has similar mass, size, and density to Earth.

Front

True or False: A day on Venus is longer than a year on Venus.

Back

True

Front

Which of the following best describes Venus’s surface temperature? It is cold enough to freeze water,  It is slightly warmer than Earth, It is the hottest in the solar system, around 900°F (475°C), It is only warm enough to sustain life

Back

It is the hottest in the solar system, around 900°F (475°C)