Astronomy Question Preview (ID: 92)


Moon And Stars. TEACHERS: click here for quick copy question ID numbers.

When the moon enters earth shadow
a) a lunar eclipse occurs
b) a solar eclipse occurs
c) a new moon occurs
d) a full moon occurs

When the moon is between the earth and the sun
a) a lunar eclipse occurs
b) a new moon is seen
c) a full moon is seen
d) a waxing gibbous is seen

A solar eclipse does not happen every month because
a) the dark side of the moon is never seen by an observer on earth
b) the moon's orbit is titled compared to earth's orbit
c) the moon's apparent diameter is larger than the sun
d) the moon is smaller than the sun

As the moon's phase changes from a new moon to a full moon
a) the light gets brighter on the right and the moon is waning
b) the light gets dimmer on the right and the moon is waxing
c) the light gets dimmer on the right and the moon is waning
d) the light gets brighter on the right and the moon is waxing

The moon's phases appear differently because
a) the earth rotates on its axis
b) the moon's rotation equals its revolution
c) the earth revolves around the sun
d) the moon revolves around the earth

How many days is approximate between each moon phase?
a) 1-2 days
b) 1 month
c) 3-4 days
d) 27 1/4 days

The coolest stars are the color
a) blue
b) red
c) yellow
d) white

A star that is cooler and dimmer than the sun is
a) Betelgeuse
b) Barnard's Star
c) Polaris
d) Sirrius

The color yellow has a wavelength of
a) 4.0 X 10-5
b) 5.5 X 10-5
c) 5.0 X 10 -5
d) 6.0 X10-5

Our universe is expanding and galaxies are moving away. This is shown by
a) a red shift in the spectrum
b) a blue shift in the spectrum
c) a red and then blue shift in the spectrum
d) a blue then red shift in the spectrum

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