4th Grade Science Light Study Guide

Description

Practice Test for 4th Grade Light Test
Rachelle Layzell
Slide Set by Rachelle Layzell, updated more than 1 year ago
Rachelle Layzell
Created by Rachelle Layzell almost 6 years ago
49
1

Resource summary

Slide 1

    Light
        LIGHT IS A FORM OF? 

Slide 2

    ENERGY

Slide 3

        THE LIGHT ENERGY YOU CAN SEE IS CALLED THE 

Slide 4

    VISIBLE SPECTRUM

Slide 5

        SOME TYPES OF INVISIBLE LIGHT ENERGY WE CANNOT SEE ARE

Slide 6

    RADIO WAVES MICROWAVE X-RAYS ULTRAVIOLET RAYS INFARED LIGHT GAMMMARAYS

Slide 7

        LIGHT TRAVELS IN?

Slide 8

    WAVES

Slide 9

        THE HIGH POINT OF THE WAVE IS CALLED THE?

Slide 10

    CREST

Slide 11

        THE LOW POINT OF THE WAVE IS CALLED THE?

Slide 12

    TROUGH

Slide 13

      THE DISTANCE FROM THE TROUGH TO TROUGH OR CREST TO CREST IS CALLED A ?

Slide 14

    WAVE-LENGTH

Slide 15

        EACH ______________________ OF LIGHT ON THE VISIBLE SPECTRUM HAS A DIFFERENT WAVE LENGTH

Slide 16

    COLOR

Slide 17

        THE NUMBER OF WAVES THAT PASS BY A CERTAIN SPOT IN A CERTAIN AMOUNT OF TIME IS CALLED THE _________________  OF THE WAVE

Slide 18

    FREQUENCY

Slide 19

        WHAT IS THE DIFFERENCE BETWEEN THE LIGHT FROM THE SUN AND THE LIGHT FROM THE MOON?

Slide 20

    THE SUN MAKES ITS OWN LIGHT, BUT THE MOON REFLECTS LIGHT FROM THE SUN.

Slide 21

      WAVES MOVE IN A ___________________________ LINE UNTIL THEY HIT AN OBJECT

Slide 22

    STRAIGHT

Slide 23

    WHEN LIGHT HITS AN OBJECT, IT WILL DO ONE OF FOUR THINGS:

Slide 24

        ALLOW A LIGHT WAVE TO PASS THROUGH AN OBJECT MEANS TO?

Slide 25

    TRANSMIT

Slide 26

      TAKE IN ALL OR SOME OF THE LIGHT WAVE THAT STRIKES AN OBJECT?

Slide 27

    ABSORB

Slide 28

        BOUNCE A LIGHT WAVE OFF AN OBJECT MEANS TO: 

Slide 29

    REFLECT

Slide 30

        BEND A LIGHT WAVE AS IT PASSES FROM ONE MATERIAL TO ANOTHER

Slide 31

    REFRACT

Slide 32

        OBJECTS LIKE WATER, AIR, SOME PLASTICS, AND CLEAR TAPE ALLOW LIGHT TO PASS THROUGH, SO WE CAN SEE WHATEVER IS BEHIND IT- ARE CALLED?

Slide 33

    TRANSPARENT

Slide 34

        OBJECTS LIKE A DARK SHADE OVER A WINDOW TO NOT ALLOW LIGHT TO PASS THROUGH. THEY BLOCK THE LIGHT ARE CALLED?

Slide 35

    OPAQUE

Slide 36

    OBJECTS LIKE WAX PAPER OR FROSTED GLASS WILL LET SOME LIGHT THROUGH, BUT IT WOULD BE DIFFICULT FOR YOU TO SEE THROUGH ARE CALLED?

Slide 37

    TRANSLUCENT

Slide 38

        THESE OBJECTS WILL CAST A SHADOW. LIGHT IS BLOCKED BY THE PERSON OR ITEM CREATING THE SHADOW? 

Slide 39

    OPAQUE

Slide 40

    THE SUN'S LIGHT HITTING AN OBJECT AT ?______THIS TIME OF DAY__________? WILL CREATE SHORT, FAT SHADOWS OR SOMETIMES NO SHADOW AT ALL

Slide 41

    NOON

Slide 42

    THE SUN'S LIGHT HITTING AN OBJECT AT ??___this time of day???  WILL CREATE LONG THIN SHADOWS?

Slide 43

    SUNSET

Slide 44

    WHAT LAW STATES THAT THE ANGLE OF WAVE AS IT HITS A SMOOTH OBJECT EQUALS THE ANGLE OF THE WAVE AT WHICH IT BOUNCES OFF THE OBJECT.

Slide 45

    THE LAW OF REFLECTION

Slide 46

        WHAT TYPE OF MIRROR HAS A FLAT SURFACE

Slide 47

    PLANE

Slide 48

    WHAT TYPE OF MIRROR HAS A SURFACE THAT IS CURVED INWARD AT THE CENTER. IT WILL MAGNIFY AN IMAGE?

Slide 49

    CONCAVE

Slide 50

      WHAT MIRROR HAS A SURFACE THAT IS CURVED OR BULGED OUTWARD. IT GIVES A WIDE VIEW OF AN IMAGE?

Slide 51

    CONVEX

Slide 52

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