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Exploring 55 Cancri e: An Alien World

Exploring 55 Cancri e: An Alien World

Assessment

Interactive Video

Physics

9th - 10th Grade

Practice Problem

Hard

Created by

Jennifer Brown

FREE Resource

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the orbital period of 55 Cancri e around its star?

24 hours

12 hours

365 days

18 hours

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the proximity of 55 Cancri e to its star compare to Mercury's distance from the Sun?

It is 10 times closer

It is 5 times closer

It is 26 times closer

It is the same distance

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What class of exoplanets does 55 Cancri e belong to?

Gas Giants

Super-Earths

Dwarf Planets

Ice Giants

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a supercritical fluid?

A low-pressure liquid

A high-pressure, high-temperature liquid-like gas

A frozen gas

A solid-like gas

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What lesson does 55 Cancri e teach us about exoplanets?

All planets are similar to Earth

Exoplanets are always habitable

Size does not determine similarity to Earth

All exoplanets have water

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