TWE West Earth in Space and Time: SC.5.E.5.3

Front

What do all planets in our solar system have in common?

Back

They all rotate on an axis and orbit the Sun.

Front

How are the inner planets in the Solar System similar to each other?

Back

They all have solid surfaces.

Front

What might Tom and his friends experience if they went to live on Mars?

Back

A year on Mars would last almost as long as two Earth years.

Front

In what other way are asteroids different from comets? When comets come close to the sun, they develop a tail that glows so we can see it from Earth. Asteroids do not develop tails like this.

Back

Asteroids are rocky while comets are balls of ice and dust.

Front

Which of the inner planets listed below is closest to the sun? Earth, Mars, Mercury, Venus

Back

Mercury

Front

Which of the following describes one way that Mars and Earth are different?

• Mars has a moon but Earth does not.
• Earth has an atmosphere but Mars does not.
• Earth is an inner planet and Mars is an outer planet.
• A year on Earth is about half as long as a year on Mars.

Back

A year on Earth is about half as long as a year on Mars.

Front

What else can be added to the list describing a planet in our Solar System? List: 1. orbits the sun 2. is nearly round Options: spins on its axis, has at least one moon, has water on its surface, is always the same distance from the Sun

Back

spins on its axis

Front

Ian wants his friend, Robby, to guess which planet he is describing. He tells Robby that the planet is rocky and does NOT have any moons. What other clue would let Robby be certain which planet Ian is describing?

Back

It has a thick atmosphere.

Front

Comets and asteroids both crash into planets or their moons sometimes. In what other way are comets and asteroids similar?

Back

They are both found in orbit around the sun.

Front

Which of the outer planets is closest to the sun? Options: Neptune, Uranus, Saturn, Jupiter

Back

Jupiter