THE EARTH & THE SUN Day and Night Day an Da y and d Ni Nigh - - PowerPoint PPT Presentation

THE EARTH & THE SUN

Day and Night

• Each day the sun seems to move across the sky
• But is the Sun actually moving?
• What do you think?
• Talk to the person next to you, share ideas, & be ready to share!
• What is actually moving, the Sun or the Earth?
• Share your ideas with the class
• Be ready to explain your thinking

Da Day an y and d Ni Nigh ght t – Th The e Ea Earth th and nd th the e Sun un

Mo More re about

• ut th

the e Ea Earth th

• The Earth has an imaginary line passing

through the center of the Earth

• The Axis
• The Earth rotates [spins] on its Axis
• How long does it take the Earth to

complete one rotation on its Axis?

• What do you think?
• Do you have any evidence to support

your ideas?

Rotation tation of the f the Ea Earth th

• What causes day and night?
• The Earth turns on its Axis

is

• This motion is called Rotation

ation

• It takes 24 hours for the Earth to

make one complete rotati tion

• n on its

axis

Day an y and d Nigh ght

• When a place on Earth faces the Sun, it is

daytime

• When a place on Earth faces away from the

Sun, , it is night time

• Find

nd 2 places es on t n the Earth h where e it is dayti time

• Find 2 places

es on the Earth th where e it is night ht time me

• Explain your thinking.

Read ead Alo loud: ud: What hat Ma Makes es Da Day y & Ni Nigh ght? t?

■ What Makes Day & Night, Franklin M. Branly – https://www.youtube.com/watch?v=R2y69y4pcN0

Fi Fina nal l Th Thoughts:

• ughts: Da

Day y an and Ni Nigh ght

• YouTube video – Night and Day
• https://www.youtube.com/watch?v=Gr8-Bn5PUBk