What is One complete revolution of Earth around the sun takes about
What is one year
100
Earth has seasons because
its axis is tilted as it moves around the sun.
100
In the Southern Hemisphere, the summer solstice occurs when the sun is
What is the farthest south
100
All objects are attracted to each other by the force of
What is gravity
100
The strength of the force of gravity depends on
What is mass of objects and distance between them
200
A pattern or grouping of stars imagined by people to represent a figure is a
What is a constellation
200
The tendency of a moving object to continue moving in a straight line or a stationary object to remain in place is called
What is inertia
200
The phase of the moon you see depends on
How much of the sunlit side of the moon faces Earth.
200
When a meteoroid enters Earth’s atmosphere, it produces a streak of light called a(n)
What is a meteor.
200
The constellations seem to move as the seasons on Earth change. What causes this?
What is as Earth revloves around the sun, we have different view of the stars.
300
The times when day and night are of equal length are called
What is equinoxes.
300
The force that pulls the moon toward Earth is called
What is gravity
300
If you are in a car that stops suddenly, your body keeps moving because it has
What is inertia
300
The darkest part of the moon’s shadow is called the
What is umbra
300
A tide with the least distance between low and high tides is called a(n)
What is neap
400
Day and night are caused by Earth’s ______________ on its axis.
What is rotation
400
Newton’s law of universal ______________ states that every object in the universe attracts every other object.
What is gravitation
400
The beginning of spring in the Northern Hemisphere is marked by the _______________ equinox
What is vernal
400
A ______________ eclipse occurs when the moon moves directly between the sun and Earth.
What is solar
400
________________ are flat areas, once flooded with lava, on the moon’s surface.
What is Maria
500
Explain how day and night occur.
Earth rotates on its axis in a 24 hour cycle. The part of Earth that faces the sun experiences day. As Earth turns, the part of Earth that expereicned day rotates to face away from the sun, where is experiences night.
500
Explain why spring tides are higher than all other tides.
Spring tides occur when the moon, the sun, and Earth all line up. At this time, the pull of the sun's and moon's gravity on Earth is strongest, so the tides are the highest.
500
How may days does the moon cycle take approximately?
What is 29.5 days
500
Tides are the rise and fall of coean water that occurs every?
What is 12.5 hours
500
At full moon, the moon and the sun are on opposite sides of