5.9A Readiness Assessment

Michael wants to know how long it takes for Earth to complete one full rotation on its axis. What is the duration?

• 12 hours

• 24 hours

• 48 hours

• 72 hours

Which natural phenomenon occurs because the Earth spins on its axis?

• Phases of the Moon

• Day and night cycle

• Change of seasons

• Ocean tides

Shadows are longest in the (a)   . Shadows become shorter between (b)   . Shadows are shortest at ​ (c)   . Shadows become longer between ​ (d)   , a period known as the ​ (e)   .

• Earth's orbit around the Sun

• The Sun's rotation

• The Moon's orbit around Earth

• morning and evening
• morning and noon
• noon
• noon and evening
• afternoon

Shadow's direction changes from (a)   because the Sun's position changes from ​ (b)   .

• Earth's orbit around the Sun

• The Sun's rotation

• The Moon's orbit around Earth

• west to east
• east to west

Aria wakes up early in the morning and looks out of her window to watch the sunrise. Her window is on the ____ side of the house.

Oliver is watching the sunset from his backyard. Oliver's backyard is on the ____ side of the house.

Label the sun and shadow positions with correct times.

East is on the left and West is on the right.

a

b

c

12:00 am

11:00 am

11:00 pm

10:00 am

10:00 pm

12:00 pm

Which item is used to represent the Earth in the materials needed?

• Flashlight

• Toy figure

• Globe or ball

• Journal

What is the flashlight used to represent in the materials needed?

• Moon

• Sun

• Earth

• Star

Why does the Sun seem to move across the sky?

• The Sun is moving around the Earth

• The Earth's rotation

• The Moon's orbit

• The Earth's revolution around the Sun