Section 2.2 Homework

Is energy something a system does or something it has? Explain.

Tags

NGSS.HS-PS3-2

Name the principal type of energy involved in vibrations from a loudspeaker

• Acoustic Energy

• Thermal energy

• Kinetic Energy

• Electromagnetic Energy

• Chemical Energy

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-5

Name the principal type of energy involved in a pot of near-boiling water

• Acoustic Energy

• Thermal energy

• Kinetic Energy

• Electromagnetic Energy

• Chemical Energy

Tags

NGSS.HS-PS3-4

Name the principal type of energy involved in a camera flash

• Nuclear Energy

• Thermal energy

• Kinetic Energy

• Electromagnetic Energy

• Chemical Energy

Tags

NGSS.HS-PS4-3

Name the principal type of energy involved in an explosion of dynamite

• Nuclear Energy

• Thermal energy

• Kinetic Energy

• Electromagnetic Energy

• Chemical Energy

Tags

NGSS.HS-PS1-4

Name the principal type of energy involved in changes occurring at the center of a star

• Nuclear Energy

• Thermal energy

• Kinetic Energy

• Electromagnetic Energy

• Chemical Energy

Tags

NGSS.HS-ESS1-1

Name the principal type of energy involved in a rolling ball

• Nuclear Energy

• Thermal energy

• Kinetic Energy

• Electromagnetic Energy

• Chemical Energy

State the first law of thermodynamics. What does this law imply for the origins of matter and energy?

Compare the entropy of a firecracker before it is lighted with its entropy after it explodes. Explain the difference.

Tags

NGSS.HS-PS3-4

Convert the following temperatures as indicated.

22 °C (room temperature) to kelvins