reflection and refraction?

Is the image in the pinhole camera inverted or right side up

Always inverted

The redness of the moon during a lunar eclipse results from

Refraction by the Earth's atmosphere of the sun rises and sunsets occurring all over Earth

Object and image for a plane mirror lie at

Equal distances from the mirror

A diver shines light up to the surface of a smooth pond at a 10° angle to the normal. Some light passes into the air above, and the part that reflects back into the water makes an angle to the normal of

10°

What is refraction of light a result of

Differences in light speed

Chromatic aberration is absent in what kind of lens or mirror

Front surface plane mirrors

What percent of light does a common windowpane reflect

4%

Do mirages occur for surfaces that are vertical or horizontal

Both

A surface that is considered rough for infrared waves may be polished for

Radio waves

Why is the secondary rainbow dimmer than the primary rainbow

Because of an extra reflection and refraction in the drops

When light undergoes refraction there is a change in its

Wavelength

Do you see more or less of yourself when you hold a small mirror further away at arm's length

The same amount of yourself

At night, an underwater scuba diver aims his flashlight beam toward the surface at an angle of 15° with the normal. Upon emerging, the beam angle will be

More than 15°

As a light Ray enters or exits a water air interface at an angle of 15° with the normal it

Always bends toward the normal

A yellow-white candle flame reflected from a piece of red glass shows two images, one from each surface. What colors are both images?

One image is yellow-white and the other is red