1. Directions

You will read passages on the topic and then answer questions about them. You may find vocabulary at the end of the test. Read the questions carefully before choosing the correct answers.

2. Questions of the test

Question 1. What is the average distance that Mars travels around the Sun?
A) 228 million kilometers
B) 6,800 kilometers
C) about half the size of Earth's diameter
D) 4th planet from the Sun

Question 2. Which of the following is NOT a characteristic of the surface of Mars?
A) Dust storms
B) Pits called craters
C) Large seas
D) Rock and dust

Question 3. What is the atmosphere like on Mars?
A) It is thick and traps heat well.
B) It is thin and does not trap heat well.
C) It is rich in oxygen.
D) It is made up of a mixture of gases.

Question 4. What is the temperature at the surface of Mars in the afternoon?
A) -33 °C
B) -83 °C
C) About the same as Earth's temperature
D) Varies greatly depending on the location

Question 5. Where is water found on Mars?
A) As ice caps at its north and south poles
B) As patches of ice beneath its surface
C) As a gas in the air
D) All of the above