What gas makes up about 78% of Earth's atmosphere?

• Oxygen

• Carbon Dioxide

• Nitrogen

• Methane

What gas makes up about 21% of Earth's atmosphere?

• Oxygen

• Carbon Dioxide

• Nitrogen

• Methane

Which planet has a large amount of CO2 in its atmosphere?

• Earth

• Venus

• Mars

• Jupiter

What are fossil fuels made of?

• Carbon Dioxide

• Oxygen

• Nitrogen

• Decaying Plants and Animals

Tags

NGSS.MS-ESS3-1

What is atmospheric pressure?

• The force of air molecules in the atmosphere

• The force of gravity on Earth

• The force of wind in the atmosphere

• The force of water vapor in the atmosphere

Why aren't we crushed by atmospheric pressure?

• There is air inside our bodies pushing out with the same pressure

• Our skeletons are designed to withstand the pressure

• Both A and B

• None of the above

What instrument is used to measure atmospheric pressure?

• Thermometer

• Barometer

• Hydrometer

• Anemometer

Which of the following is a measurement of pressure?

• pascals (pa)

• atmospheres (atm)

• millimeters of mercury (mmHg)

• all of the above

According to Boyle's Law, what happens to the pressure of a gas if its volume is decreased?

• The pressure increases

• The pressure decreases

• The pressure remains the same

• The pressure cannot be determined

According to Charles's Law, what happens to the volume of a gas if its temperature increases?

• The volume increases

• The volume decreases

• The volume remains the same

• The volume cannot be determined

Tags

NGSS.MS-PS1-4