Let's Do Science 3 – Text Book B

Page 72

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The United States is in the Northern Hemisphere. In June, it is summer.

New Zealand land and is in the South Sout Southern Hemisphere. ere. re. In June, it is winter. w wi

Weather and nd d Seasons Seaso

Go Online! Observe how the Earth’s tilt and revolution around the Sun cause us to experience seasons on the NGScience website. QuickCode: R4S7

Summer

The Earth is divided ed into nto two hal halv halves – the Northern Hemisphere sphere ere and the Southern e Earth revolves rev re Hemisphere. As the around the ht hitss one hemisphere hemis Sun, sunlight more directly er. This causes caus cause us to experience than the other. seasons. example, the Northern s.. In June, for ex exa sphere ere is tilted toward to Hemisphere the Sun and is in mmer. The Southern South Sout summer. Hemisphere is tilted away om the he Sun and is in winter. from

Northern Hemisphere

Winter

Southern Hemisphere

66


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Light

5min
pages 146-149

Review

1min
pages 153-154

What Is Energy?

1min
pages 140-141

Review

4min
pages 135-139

Sound

5min
pages 142-145

What Is a Force?

18min
pages 112-127

Balanced and Unbalanced Forces

5min
pages 128-131

Position and Motion

9min
pages 104-111

Cooling Matter Review 94 w

6min
pages 98-103

Heating Matter

2min
pages 96-97

What Is Matter?

2min
pages 90-91

States of Matter

5min
pages 92-95

Climate Change

3min
pages 82-84

Climate

7min
pages 76-81

Weather and Seasons

5min
pages 72-75

Extreme Weather

3min
pages 70-71

Understanding Weather

1min
page 58

Measuring Weather

12min
pages 59-69

Review

5min
pages 29-33

Movement of the Earth

4min
pages 10-13

Minerals and Rocks

11min
pages 34-43

Using Minerals and Rocks

3min
pages 44-46

What Is Soil?

4min
pages 47-49
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