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Flashcards in Daily Science 23 Deck (12):
1

Force that slows or stops motion

Friction

2

Carrying away of rocks and soil is called

Erosion

3

Fact or opinion
All scientists should be women.

Opinion

4

Fact or opinion
Trees need sunlight to grow.

Fact

5

Fact or opinion
Science is easier than math.

Opinion

6

Fact or opinion

Cats are better pets than goldfish.

Opinion

7

Name 4 types of pollution.

Land
Water
Air
Noise

8

The ability to do work.

Energy

9

Would a hot air ballon pilot heat or cool the air in the balloon to make it rise? Explain

He heats the air, as the air warms it becomes less dense. The cool air sinks under the warm air and the balloon rises.

10

Soil is an important part of any environment. What items would be affected if the soil were polluted.

Plants
People
Animals
Water

11

Moving energy

Kinetic energy

12

Name 3 changes (adaptations) that a polar bear would need to live in a desert.

Thinner coat
Hold water for a long time
Change color