Energy II

Which energies are potentials energies?

• chemical

• mechanical

• sound

• elastic

Tags

NGSS.MS-PS3-2

Which energy transformation happens when the blades are spinning as shown?

• Electrical to mechanical

• Chemical to electrical

• Mechanical to electrical

• Chemical to mechanical

Tags

112.18.b.9.C

A certain type of decorative lamp contains colored liquids. These liquids form globs that break off and rise to the top of the liquid. The globs rise due to

• Convection

• Conduction

• Radiation

• Globulation

Tags

NGSS.MS-PS1-4

A fireman that is at a building that is on fire feels a door and it is hot. Why does his hand feel hot?

• Convection

• Conduction

• Radiation

• The Human Torch was on the other side!

Tags

NGSS.MS-PS1-4

A huge boulder at the state park in Arizona gets so hot during a mid summer's day. This is due to...

• Convection

• Conduction

• Radiation

• Boogie Fever

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

At which point is potential energy greatest?

• W
• X
• Y
• Z

Tags

NGSS.MS-PS3-2

When a pendulum swings, at which point is kinetic energy highest?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which phase is happening between X to Y

• melting

• freezing

• boiling

• condensation

Tags

NGSS.MS-PS1-4

Which is true about the molecules at 0 K?

• They are moving really fast
• They are moving really slowly
• There is no motion at 0 K
• All of the above are true

Tags

NGSS.MS-PS1-4

How does a thermometer works.

• high temperature = expands

  low temperatures = contracts

• high temperature = contracts

  low temperatures = expands