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25 Cards in this Set
- Front
- Back
Light from the
moon comes from what source? |
the sun
|
|
As the moon travels
through the earth's shadow, what happens? |
lunar eclipse
occurs |
|
When the moon is on
the same same level as the sun and it blocks the sun's light what happens? |
solar eclipse
occurs |
|
When the moon is gibbous, it is ___.
|
bulging
|
|
The innermost part of
the sun is called ? |
the core
|
|
Name the vapor blanket
around the sun that is visible only when a total eclipse is happening? |
corona
|
|
The suface of the sun
visible to our eyes is called the ? |
photosphere
|
|
Name the atmosphere of
the sun? |
chromosphere
|
|
Earth's twin planet
|
Venus
|
|
Study and be able to label the
phases of the moon. See text p. 186 |
New moon, 1st quarter, 3rd quarter, crescent (x2),
gibbous (x2), full moon |
|
Know and be able to label
the constellations listed: See Comp. Check 7.2 , p. 182-184 |
Herdsman, Orion
Scorpion, Great Bear Big dog, Southern Cross |
|
78% of our air is what
gas? |
nitrogen
|
|
Air pressure, at
sea level, is how much pressure per square inch (PSI). |
15 lbs.
|
|
planet surrounded by seven bands
of rings and at least 60 moons |
Saturn
|
|
planet with Great Red Spot
|
Jupiter
|
|
In the stratosphere
what protects the earth from ultraviolet rays? |
ozone layer
|
|
What helps protect
the earth from being hit by meteoroids? |
mesophere
|
|
Name the topmost
layer of the atmosphere? |
exosphere
|
|
What does "rarefied"
mean? |
there are very
few air molecules |
|
the air in the upper
2 layers of the atmosphere is said to be ___ |
rarefied
|
|
Our earth is surrounded by something
that protects it from harmful space particles What is this called? |
magnetic field
|
|
What phenomenon occurs in the
lower regions of the thermosphere? |
airglow
|
|
Name of the light display near the
poles which is caused by solar wind particles colliding with molecules of air. |
aurora
|
|
Where is the aurora borealis seen?
|
Northern Hemisphere
|
|
planet discovered by
Sir William Herschel |
Uranus
|