1.3 Absolute Zero Reading Questions

What is temperature related to?

• The color of an object

• The average speed of molecules

• The weight of an object

• The size of an object

Tags

NGSS.HS-PS3-2

What is the coldest outdoor temperature ever recorded on Earth?

• -18°C (-0.4°F)

• -94.7°C (-135.8°F)

• -270°C (-454°F)

• 0°C (32°F)

What is the coldest temperature measured in space?

• -18°C (-0.4°F)

• -94.7°C (-135.8°F)

• -270°C (-454°F)

• 0°C (32°F)

What happens when an object's molecules move at slower speeds?

• The object becomes hotter

• The object becomes colder

• The object changes color

• The object becomes larger

Tags

NGSS.MS-PS1-4

What is absolute zero?

• The highest possible temperature

• The temperature at which molecules stop moving

• The temperature at which water freezes

• The temperature at which water boils

Can absolute zero be reached?

• Yes, it has been reached before

• No, it is not possible to reach absolute zero

• Yes, but only in outer space

• No, it is too dangerous to reach absolute zero

Who realized that absolute zero could exist?

• Scientists over 350 years ago

• Modern-day scientists

• No one, it is just a theoretical concept

• Engineers working on refrigeration technology

What is the temperature at absolute zero?

• 0°C (32°F)

• -18°C (-0.4°F)

• -273.15°C (-459.67°F)

• -94.7°C (-135.8°F)

Tags

NGSS.HS-PS3-4

What is the relationship between temperature and molecular movement?

• Higher temperature means slower molecular movement

• Higher temperature means faster molecular movement

• Temperature has no effect on molecular movement

• Molecular movement is unrelated to temperature

Tags

NGSS.HS-PS3-4

What is the temperature inside a normal kitchen freezer?

• -18°C (-0.4°F)

• -94.7°C (-135.8°F)

• -270°C (-454°F)

• 0°C (32°F)