Inner Solar System

This planet is closest to the Sun:

• Mars
• Mercury
• Earth
• Venus

What is the tallest volcano found on Mars?

• Olympus Mons

• Mount Everest

• Arsia Mons

• Pavonis Mons

What is the atmospheric composition of Venus primarily made of?

• Oxygen

• Nitrogen

• Carbon Dioxide

• Hydrogen

Why is Venus often called Earth's 'sister planet'?

• They have similar atmospheres.

• They are the same size.

• They orbit the Sun at the same speed.

• They have similar surface temperatures.

Which planet is known as the 'Red Planet'?

• Venus

• Mars

• Jupiter

• Mercury

Which planet is the hottest in the solar system?

• Mars
• Venus
• Mercury
• Saturn

Where is the asteroid belt located?

• Between Mercury and Venus

• Between the Earth and the Moon

• Between Mars and Jupiter

• Beyond the orbit of Neptune

Which is TRUE about a comet's tail?

• A comet's tail always points away from the Sun.

• A comet's tail is only visible in the outer solar system.

• A comet's tail is a solid structure attached to the comet.
• A comet's tail always faces the Sun.

What causes a meteor shower?

• When Earth passes through the tail of a comet.

• When a meteor explodes in the atmosphere.

• When the Moon blocks out the Sun.

• When stars fall out of the sky.

What is the difference between a meteor and a meteorite?

• A meteor is a shooting star, while a meteorite is a star that has landed on Earth.

• A meteor is a space rock in orbit, while a meteorite has exited orbit.

• A meteor burns up in the Earth's atmosphere, while a meteorite survives the atmosphere and lands on Earth.

• There is no difference; they are interchangeable terms.