Work and Energy

What are the two primary forms of energy?

• kinetic energy

• potential energy

• thermal energy

• electric energy

Tags

NGSS.HS-PS3-2

Kinetic energy pertains to...

• motion

• storage

• mass

Tags

NGSS.HS-PS3-2

Potential energy pertains to...

• motion

• storage

• gravity

Tags

NGSS.MS-PS3-2

Which of these are types of kinetic energy?

• thermal energy

• electric energy

• chemical energy

• gravitational energy

Tags

NGSS.HS-PS3-2

NGSS.HS-PS2-1

Which of these are types of potential energy?

• thermal energy

• electric energy

• chemical energy

• gravitational energy

Tags

NGSS.HS-PS2-4

A motorcycle travels 25m/s and has a mass of 120kg. What is the kinetic energy of the motorcycle?

• 37,500J

• 3,000J

• 75,000J

What is the SI unit for work and energy?

• Joule (J)

• Power (P)

• Watt (W)

What is the SI unit for power?

• Joule (J)

• Power (P)

• Watt (W)

What are the component units of a watt?

• $\frac{J}{s}$

• $kg\cdot\frac{m}{s^2}$

• $P\cdot s$

How much gravitational potential energy exists within a 2,500kg truck parked at the top of a 25m tall hill?

• 612,500J

• 62,500J

• 1,562,500J

Tags

NGSS.HS-PS3-1