Understanding the Night Sky

Open-ended: Explain how the Earth's orbit affects the visibility of different constellations throughout the year.

Match the season with the constellation that is more visible during that time.

True or False: The Earth's axis is tilted at an angle of about 23.5 degrees, which affects the visibility of stars.

Open-ended: Describe how the tilt of the Earth's axis influences the length of day and night.

Which constellation is more visible in the summer sky?

• Orion

• Scorpius

• Ursa Major

• Cassiopeia

Fill in the blank: The constellation Orion is more visible in the _______ sky.

• summer

• winter

• spring

• autumn

Which of the following is affected by the tilt of the Earth's axis?

• The color of the stars

• The length of day and night

• The distance between stars

• The size of the stars

Fill in the blank: The Earth's axis tilt causes the Sun to appear _______ in the sky during summer.

• lower

• higher

• the same

• invisible

What is the main reason for the change in the night sky's appearance over the year?

• The changing brightness of stars

• The Earth's orbit around the Sun

• The movement of the Milky Way

• The Earth's rotation on its axis