CKLA Unit 5 chapters 1-4 quiz

When light changes speed, the angle of the light rays change and appear to bend. What is this called?

• Reflection

• Transparent

• Refraction

• Translucent

What type of mirror has a flat surface?

• Convex mirror

• Plane mirror

• Concave mirror

• Opaque mirror

What is the greatest source of light for our planet?

• Solar panels

• Light bulbs

• The sun

• All the stars with the moon

One way light travels is in waves. What waves carry the most energy?

• Short waves

• Red waves

• Long waves

• Yellow waves

"Not clear; blocking all light so none gets through" is the definition of _______

• Opaque

• Translucent

• Transparent

• Reflection

How fast does light travel?

• 123,000 miles per second

• 186,000 miles per hour

• 186,000 miles per second

• 123,000 miles per hour

Opaque objects will _____ when light hits them

• change colors

• allow light to pass through

• bend

• create shadows

Concave mirrors can be used to

• Provide heat using the suns light so people can warm their hands

• see on the sides of a car or bus

• show a reflection of what you really look ike

• make a kaleidoscope

A convex mirror

• is flat

• curves inward

• curves outward

• does not reflect

What type of lens would you find in a magnifying glass, microscope, or telescope

• plane lens

• concave lens

• UV lens

• convex lens