Thursday Quiz Light

What causes the blue color of the sky?

• emission of light

• reflection of light

• scaterring of light

• absorption of light

Why can you see someone through a glass window but not on a frosted one?

• clear glass reflects light but frosted absorbs it

• clear glass transmits light and frosted scatters it

• clear glass transmits some light but frosted absorbs it

• clear glass scatters light but frosted transmit light

What forms an image in a mirror?

• absorbing light

• reflecting light

• refracting light

• transmitting light

How does color affect the amount of energy an object receives from sunlight?

• Light colors reflect more light and become warmer

• Light objects absorb more light and become colder

• Dark objects reflect more light and make it warmer

• Dark colored objects absorb more light and become warmer

What type of energy is transmitted from the sun to earth to space?

• heat energy

• kinetic energy

• electrical energy

• potential energy

Why is a leaf green

• leaf absorbs green light

• leaf reflects green COLOR AND ABSORBS OTHER COLORS

• leaf produces a green pigment

• leaf absorbs and reflect green color

What controls the amount of light that enters the eye?

• iris/pupil

• pupil/retina

• retina/eyebrows

• lens/retina

Why is light refracted?

• light waves move through mediums at different speeds

• light waves bounce of obstacles

• light waves can't get though medium

• waves of any kind spread around obstacles

Why does white object appear to be white?

• it reflects all light

• it absorbs all light

• it scatters light

• it transmits light

What makes the EM spectrum different from each other?

• amplitudes

• wavelengths and frequencies

• speeds

• colors