Engage Quiz - Earth's Atmosphere 25-26

1. Air is an empty space

• TRUE

• FALSE

1. The atmosphere has the same composition all the way through.

• TRUE

• FALSE

1. The air becomes thinner as you move to higher altitudes.

• TRUE

• FALSE

1. The atmosphere is made up mostly of oxygen.

• TRUE

• FALSE

1. As you go higher in altitude, the air pressure decreases.

• TRUE

• FALSE

1. If no human lived on earth, there would be no air pollution.

• TRUE

• FALSE

1. Air is a mixture of gases.

• FALSE

• TRUE

1. Humidity refers to the amount of water vapor in the air.

• TRUE

• FALSE

1. Carbon dioxide is a major component of the Earth's atmosphere.

• FALSE

• TRUE

1. Oxygen is essential for human survival.

• TRUE

• FALSE