Earth in Space 2

8th Grade Science

How can observing and tracking patterns in the sky be fulfilling?

It deepens our understanding of the natural world.

Why does the North Star not appear to move?

The Earth’s axis is pointed toward it.

How frequently does the Earth rotate about its axis?

Once every day.

Where does the Sun and Moon appear to rise and set in the Northern Hemisphere? 

They rise in the East and set in the West. 

How can a change in perspective be defined?

A change in the scale or angle.

Explain why the North Star does not appear to move in the night sky?

Earth’s northern axis is always pointed toward it.

Why must light enter our eyes for us to see the object it came from? 

Necessary for our eyes to perceive the object. 

What direction does the Earth spin on its axis in the Northern Hemisphere when looking down on it from above the North Pole?

Counterclockwise.

Why is it important to view/visualize a complex system from multiple perspectives?

Allows for better explanations and understanding.

What path do the stars in the Northern Hemisphere appear to move in? 

Counterclockwise around the North Star. 

What is the North Star called?

Polaris.

What causes differences in the intensity of light reaching Earth’s surface throughout the year?

Changes in the Earth’s tilt.