Vocabulary
The invisible force that pulls objects toward the center of the Earth.
GRAVITY
Not all planets have gravity.
FALSE
(all have some, but they have different amounts)
This cause day and night changes.
Rotation.
If the sun is low in the sky, the shadows will be ___. (long or short?
Long
A group of planets & their moon orbiting around a star.
SOLAR SYSTEM
The sun moves around the Earth.
FALSE
(We are spinning and it makes it look like the sun is moving across the sky)
This causes the seasonal changes in shadows.
Revolution
When the sun is in the eastern sky, the shadow of an object will point to this direction.
West
To spin on an axis.
ROTATE
Jupiter has more gravity than Earth because it has more mass.
TRUE
(More mass = more gravity)
This causes the sun's apparent rise, movement across the sky, and setting each day.
Rotation
Look at the shadow pictures. Which one is winter?
A
The visible shape of the moon (that changes throughout a month).
LUNAR PHASE
Shadows are longest around noon each day.
FALSE
(shadows are shortest at noon when the sun is overhead)
This is the reason we see different constellations at different times of the year.
Revolution
Look at the shadow picture. What time of day is it?
Morning
To move in a path around another object.
ORBIT
The sun is a star that appears bright because we are so close to it.
TRUE
The Earth makes 1 complete ______ each 24 hours.
Rotation
Why are shadows longer in the winter and shorter in the summer?
Path in the sky