Comets

Open Ended

Where do you think comets come from, and how do they travel through the solar system?

Multiple Choice

Which part of a comet contains most of its mass?

• Nucleus

• Coma

• Tail

• Solar Wind

Multiple Select

Select all features that describe the dust tail of a comet.

• Curved and yellowish

• Made of charged particles

• Made of dust and rock

• Always points away from the Sun

Open Ended

Compare short-period comets and long-period comets in terms of their orbital characteristics and visibility from Earth.

Multiple Choice

Which of the following best describes the orbit of most comets around the Sun?

• Circular

• Elliptical

• Triangular

• Rectangular

Multiple Choice

Why do scientists study comets, and what can we learn from them about the early solar system?

• Because comets are beautiful to look at

• Because comets contain material from when the solar system first formed

• Because comets are dangerous to Earth

• Because comets are easy to find

Multiple Select

Which of the following statements about comets are correct?

• Comets are made of frozen gases and dust

• Comets follow long, elliptical paths

• Comets are simple chunks of ice

• We can predict when some comets will return

Open Ended

Explain how studying comets helps us understand both the movement of objects in space and the composition of the universe.

Multiple Choice

What are some ways you can be a positive digital citizen during this lesson on comets?

• By participating respectfully in class discussions

• By logging in late to class programs

• By ignoring classmates during activities

• By staying off task during activities

Open Ended

Where do you think comets come from, and how do they travel through the solar system?