Science Text Earth's Orbit

What did ancient people think constellations looked like?

• Animals or objects

• Planets

• Clouds

• Mountains

Why are some constellations only visible at certain times of the year?

• Because Earth's position changes as it orbits the sun

• Because the stars move

• Because the sun blocks them all year

• Because they disappear

What is an example of a constellation visible in the winter sky?

• Orion's belt

• The Big Dipper

• Scorpius

• Leo

What happens to the position of constellations in the sky during the time they are visible?

• They change

• They stay the same

• They disappear

• They become brighter

What analogy is used to explain the visibility of constellations?

• Walking around a school building

• Driving a car

• Flying in a plane

• Swimming in a pool

What causes certain stars to be visible at night?

• Earth's position in its orbit

• The brightness of the stars

• The moon's position

• The weather

What is the main topic of the passage?

• Earth's orbit and the night sky

• The history of astronomy

• The life cycle of stars

• The solar system