Moon/Quiz

This image shows the variations in the lunar gravity field as measured by NASA's Gravity Recovery and Interior Laboratory (GRAIL) during the primary mapping mission from March to May 2012. Credit: NASA/JPL-Caltech/MIT/GSFC.

Moon is a lecture about a rocky astronomical object in orbit around Earth.

This is a quiz based on lecture.

Your are free to take this quiz at any time.

To improve your score, study the lecture and its links: See also, External links and {{radiation astronomy resources}}.

Suggestion: Have the lecture available in a separate window.

Take the quiz as often as needed to improve your score, increase your familiarity with the subject, and improve your test-taking skills.

Enjoy learning by doing!

Quiz

Point added for a correct answer:
Points for an incorrect answer:
Ignore the questions' coefficients:

1 Yes or No, The Moon's average radius (distance from its centre to its surface) is 1,737.4 km), about 27% of the radius of Earth.

	Yes
	No

2 Complete the text:

Match up the letter for the object name the radio or radar image below:

Sun - A

Mercury - B

Venus - C

Earth - D

Moon (South Pole) - E

Moon (North Pole) - F

Moon (850 micron thermal emission) - G

Mars (North Pole cross section) - H

Toustatis - I

Jupiter - J

Saturn - K

Titan - L

Interstellar medium - M

Milky Way - N

3C 98 - O

3C 31 - P

3C 380 - Q

Moon (self radiation) - R

NGC 4151 - S

GRS 1915 - T

M87 - U

3C 279 - V

IRC+10216 - W

Boomerang nebula - X

R Sculptoris - Y

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File:3C 380 bent.jpg .

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File:Bhexplode merlin big.gif .

File:Allsky408.jpg .

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File:Nhsc2010-011a.jpg .

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File:Moon 4panels2 col.jpg .

File:M87 jet Hubble.gif .

File:Sun5GHz.jpg .

File:3c279 mosaic lo.jpg .

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File:Ngc4151stis.gif .

File:Jupiter radio image.jpg .

File:Moon at 850 microns.gif .

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File:HIsky.jpg

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3 Yes or No, The Moon's density is about 3.34 g/cm³, roughly 60% of Earth's density.

	Yes
	No

4 Complete the text:

Match up the letter of the spherical object with each of the possibilities below:

Sun - A

Mercury - B

Venus - C

Earth - D

Moon - E

Mars - F

Ceres - G

Jupiter - H

Callisto - I

Europa - J

Ganymede - K

Io - L

Enceladus - M

Titan - N

Uranus - O

Titania - P

Neptune - Q

Triton - R

Pluto - S

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5 Yes or No, Despite the Moon's relatively weak gravitational force, the Moon is close enough to Earth to produce tides in Earth's waters.

	Yes
	No

6 Complete the text:

Match up the violet or violet containing image with the object letter:

Sun - A

Venus - B

Earth - C

Moon - D

Mars - E

Jupiter - F

Ganymede - G

Io - H

Saturn - I

Dione - J

Titan - K

Uranus - L

Ariel - M

Miranda - N

Triton - O

Eta Carinae - P

NGC 5584 - Q

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File:Blueberrysun friedman 1296.jpg .

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7 Yes or No, The Moon is moving away from Earth at a speed of about 3.8 cm per year.

	Yes
	No

8 Complete the text:

Match up the item letter with each of the possibilities below:

Moon - A

Eros - B

Io - C

Ganymede - D

Europa - E

Titan - F

X-ray producing electric arc, current spots

reflecting solar X-rays .

soft X-ray emission .

possible soft X-ray emission .

synchrotron X-ray diffraction of methane hydrate up to 10GPa .

ordinary chondrite composition .

9 Yes or No, The Moon was formed from the same clump revolving around the Sun, or protosun, as the Earth was formed at the same time.

	Yes
	No

10 True or False, The Moon has an exosphere.

	False
	True

See also

• Earth/Quiz

External links

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