Vocabulary
What does rotation mean?
Spinning in place
A group of stars that make a shape are called _____________________.
Other than from the sun, how else can shadows be created?
lights, lamps, flashlights (other light sources)
Where does the moon get its light from?
The sun reflects light on it
What does orbit mean?
Circling around something
What star is at the center of our solar system?
the sun
What are shadows?
Darkness that is reflected when an object blocks the sun
The moon _______________ the earth.
orbits
The earth ________________ on its axis. The earth _______________ around the sun.
rotates, orbits
What is a star?
a hot ball of gas in the sky
Shadows appear longest during which parts of day?
Morning and evening
What are moon phases?
The different ways the moon appears to be over time (how much light is shown on the moon)
What does absolute magnitude mean?
How bright a star actually is when it is measured
The sun appears to be the brightest and biggest star because is has a high _________________________.
apparent magnitude
What time of day do shadows appear the shortest?
Noon (mid-day)
What causes moon phases to change over time?
The moon's orbit around the earth
What does apparent magnitude mean?
How bright a star appears to be
The actual brightness of a star when it is measured is called __________________________.
absolute magnitude
Earth's rotation causes the sun to shine from different angles in the sky
Name three patterns that are caused by Earth's rotation.
day and night, length of shadows, constellations moving in the sky (which stars we can see in the sky)