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Flashcards in Science 1 Deck (19):
1

Light

energy that allows us to see

2

Opaque

does not allow light to pass through it

3

Physical Change

is when you do not change the type of material

4

Prism

is used to separate white light into colors

5

Reflects

light bounces off a surface (shiny objects, water, mirror)

6

Refraction

light bends when moving from one medium to another (camera lenses)

7

Temperature

average energy of particles in a substance

8

Translucent

surfaces that partially block light

9

Volume

amount of space an object takes up

10

Weight

measure of the pull of gravity between an object and Earth

11

What is the difference between concave lenses and convex lenses?

o Convex lens- object appear larger & closer
o Concave lens- objects appear smaller and farther

12

List two examples each of physical change and chemical change.

o PC: Boiling water and cutting paper
o CC: acid rain eroding a mineral and

13

What happens when white light strikes a red ball?

Only red light is reflected

14

What would you use to measure mass, temperature, and length?

Mass-pan balance, temperature- thermonitor, length- ruler

15

All matter has _______

mass and volume

16

What are the three states of matter?

Solid, liquid, gas

17

Heat is __

movement of energy from warmer to cooler objects

18

Plants change light energy into _______ energy.

chemical

19

Study the problem: mass x ________= density

volume