Chapter 4 Lesson 2 What is a star?

Open Ended

Do all stars look the same? Explain.

Open Ended

Compare the size of the sun to the size of other stars. Compare its size to Earth.

Open Ended

How can scientists determine the mass of the sun?

Word Cloud

What are the physical characteristics of the sun?

Open Ended

Why might space agencies not want to send astronauts into space during solar flares?

Open Ended

Why is Polaris called the North Star?

Open Ended

How might constellations help scientists study the night sky?

Draw

What is a solar flare similar to on Earth?

Open Ended

This time-lapse photo shows how the stars seem to move as Earth rotates. Why are the stars in a circular pattern?

Multiple Choice

What is the significance of Polaris, the North Star?

• If you can find Polaris in the sky, you will be able to locate south because Polaris is located above the South Pole.

• If you can find Polaris in the sky, you will be able to locate north because Polaris doesn't seem to move as Earth rotates.

• Polaris is the only star scienctists are interested in studying because of it's importance to Earth.

• Polaris is the only star in our solar system.