Front

What is the hottest planet in the solar system?

Back

Venus is the hottest planet at 450 degrees Celsius due to its thick atmosphere creating the greenhouse effect.

Front

Why is it difficult to create a model of the solar system?

Back

The solar system is vast, and the objects within it are very small in comparison.

Front

How do the sizes of the inner planets compare to the outer planets?

Back

The inner planets are smaller than the outer planets.

Front

Which planet is the second largest among the inner planets?

Back

Earth is the second largest inner planet.

Front

What planet has the lowest average temperature in the solar system?

Back

Neptune has the lowest average temperature.

Front

What is the greenhouse effect?

Back

The greenhouse effect is the trapping of the sun's warmth in a planet's atmosphere, leading to higher temperatures.

Front

Name the four inner planets of the solar system.

Back

Mercury, Venus, Earth, and Mars.

Front

Name the four outer planets of the solar system.

Back

Jupiter, Saturn, Uranus, and Neptune.

Front

What is the average temperature of Mercury?

Back

Mercury has an average temperature of about 150 degrees Celsius.

Front

Why is Venus hotter than Mercury despite being farther from the Sun?

Back

Venus is hotter than Mercury due to its thick atmosphere that traps heat.