Conceptual Physics Fall Semester 2025 Final

The transfer of energy by EM waves is called

• conduction
• convection
• radiation

Surfaces with ​_______ albedo generally warm up more easily than those with _______​ albedo.

• low, high

• high, low

• transparent, opaque

• opaque, transparent

Glass is ​_____ to infrared and ______to ​visible light.

• opaque, transparent

• transparent, opaque

• transparent, transparent

• opaque, opaque

The reason your car gets hot on a summer day is because​ ___________ energy light can get in, but ​_________ energy light can't get back out.

• visible, infrared

• infrared, visible

• visible, x-ray

• X-ray, visible

The reason that we have seasons on Earth is because the Earth

• is round.

• is tilted.

• has different surfaces that relect and absorb different amounts of the sun.

• farther away from the sun in the winter than in the summer.

If a graph looks like this, it could be representing a

• positive feedback loop

• negative feedback loop

When a dark surface gets covered in snow, the albedo is _______ than normal so the temperature is​ ________.

• higher, higher

• lower, lower

• higher, lower

• lower, higher

If incoming energy is more than the outgoing energy, the Earth's temperature will

• increase

• decrease

• stay the same

The photoelectric effect occurs when light shines on a metal and electrons are emitted. This only occurs if the light shining on the metal is:

• coherent.
• above a minimum intensity.

• above a minimum frequency.

• above a minimum wavelength.

The longest wavelength in visible light is______.

• violet

• red

• blue

• yellow