6Th Grade Science Ch 14

Front 1

The ability to cause change in matter:

Back 1

energy

Front 2

Stored energy that is due to the position or condition of an object:

Back 2

POTENTIAL energy

Front 3

The energy of motion:

Back 3

kinetic energy

Front 4

The total amount of energy in a system is always the same. Energy can not be created or destroyed:

Back 4

laws conservation of energy

Front 5

The disturbance that carries energy through matter or space:

Back 5

wave

Front 6

The distance from the middle of the crest of one wave to the middle of the next crest:

Back 6

wavelength

Front 7

The distance from the resting position to either the top of the crest or the bottom of the trough:

Back 7

amplitude

Front 8

The number of times the string vibrates in a given amount of time:

Back 8

frequency

Front 9

Consists of light waves and some other kinds of waves are vibrating electric and magnetic fields that carry energy:

Back 9

electric magnetic spectrum

Front 10

waves spreading in water or moving along a spring:

Back 10

mechanical waves

Front 11

the compression part of a sound wave

Back 11

refraction

Front 12

a sound refers to how high or how low it is:

Back 12

pitch

Front 13

the loudness of sounds is measured in units called:

Back 13

decibels

Front 14

infrared waves are called:

Back 14

heat wave

Front 15

the bouncing of a light off a surface:

Back 15

reflection

Front 16

the bending of light as it passes from the surface of one material to another:

Back 16

refraction

Front 17

the bending of light around the edge of an object:

Back 17

defraction

Front 18

Material allows MOST of the light to pass through:

Back 18

transparent

Front 19

Material allows SOE light to pass through:

Back 19

translucent

Front 20

Material does NOT ALLOW ANY light to pass through:

Back 20

opaque