Waves Question Preview (ID: 34638)


FCAT Practice. TEACHERS: click here for quick copy question ID numbers.

Mario is looking out his window on a stormy day. He sees a flash of lightning then hears the roar of thunder seconds later. Why did Mario see the lightning before he heard the thunder?
a) Mario has trouble hearing
b) Light waves travel faster than sound waves
c) Light waves do not need a medium to travel
d) Sound waves last longer than light waves

Habib looks around his classroom at different objects. Which object reflects almost all of the light that strikes it?
a) white poster board
b) clear window glass
c) red book cover
d) black construction paper

Heather puts a straw into a glass of water. She notices that the straw appears to be broken when she looks through the glass and the water from the side. Which term best explains why the straw looks like it is broken?
a) absorption
b) refraction
c) scattering
d) transmission

Which color will a red rose appear to be if only a blue light reached it?
a) black
b) purple
c) red
d) white

Three students shine lights onto the same spot on a white table. One student shines a blue light. Another student shines a red light. The third student shines a green light. What color will the spot appear to be?
a) black
b) orange
c) yellow
d) white

The science teacher placed a pencil in a glass of water. The pencil appeared to be bent and larger in the glass. What is the reason for the change in appearance?
a) refraction
b) reflection
c) absorption
d) scattering

Light rays enter a material and scatter. Which description best describes what happens to the light rays?
a) bounce straight back
b) move straight through
c) spread out in all directions
d) move through but in one new direction

What color will an object appear if all the light is absorbed?
a) black
b) white
c) red
d) blue

What color will an object be if all the light is reflected?
a) black
b) white
c) red
d) blue

Which statement best explains why a banana is yellow?
a) emits yellow light
b) reflects yellow light
c) absorbs yellow light
d) transmits yellow light

How does the sun transfer energy to Earth?
a) by making Earth spin
b) mechanical waves
c) electromagnetic waves
d) by the Earth revolving around the Sun

What is a wave?
a) a disturbance that transfers energy
b) a disturbance that transfers matter
c) any type of energy that makes particles move
d) any type of matter that vibrates back and forth

What do radio waves transfer between a cell phone and a cell phone tower?
a) sound
b) energy
c) the medium
d) air particles

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