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Earth in Space
Solar System
Phases & Eclipses
Tides
Miscellaneous
100
Day and night are caused by this
Earth's rotation on its axis.
100
The sun's energy travels to Earth in this form.
What is electromagnetic radiation?
100
Name the order of the 3 planetary bodies for a solar eclipse to occur.
Sun, then moon, then Earth.
100
When are tides the highest? When are tides the lowest?
Highest - when the sun, Earth, and moon are nearly in line (spring tides) Lowest - when the moon is at a right angle to the sun (neap tides)
100
In the Northern Hemisphere, in what season is the sun the lowest in the sky?
Winter.
200
Earth's rotation takes roughly this amount of time.
What is 24 hours.
200
When solar energy hits the atmosphere and excites electrons in atmospheric gases and gives off spectacular light shows.
What is aurora borealis or aurora australius?
200
Because the moon is in synchronous rotation with the Earth, you never see ___________.
What is the far side of the moon.
200
Tides are caused by __________________________.
What is differences in how much the moon and the sun pull on different parts of Earth.
200
The strength of the force of gravity depends on the _______________________________.
What is masses of the objects and the distance between them.
300
The wobbling superimposed on the Earth's precession by the Moon.
What is nutation?
300
What do all of the inner planets have in common?
What is they are all small and have rocky surfaces.
300
What does it mean if a moon is waxing? What does it mean if a moon is waning?
Waxing - moon is getting bigger, going from new moon to full moon Waning - moon is getting smaller, going from full moon to new moon
300
How did the moon form?
Another planetary body slammed into Earth and the debris coalesced into the Moon.
300
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.
400
The Earth's bulge is caused by this.
The Earth's rotation.
400
What do the four outer planets have in common?
What is they are much larger than Earth and are made mainly of gases.
400
From new moon phase to full moon phase, you see an INCREASING or DECREASING amount of the lit side of the moon.
What is an increasing amount.
400
How many high tides and low tides can occur each day?
What is 2 high tides and 2 low tides.
400
The spinning of the iron core of the earth causes this.
What is the Earth's magnetic field?
500
An equinox occurs when _____________. a. neither hemisphere is tilted toward or away from the sun b. the Northern Hemisphere is tilted away from the sun c. the Northern Hemisphere is tilted toward the sun d. Earth's axis is parallel to the sun's rays
a. neither hemisphere is tilted toward or away from the sun
500
Name all of the planets in order (inner and outer planets).
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
500
When a planetary body is furthest away from the Sun is at its PERIHELION or APHELION
What is APHELION
500
What is one piece of evidence that the Moon was created by a collision with Earth?
It is made of similar materials to the Earth's crust. The Moon had a molten surface for 200 million years. The lack of magnetic field.
500
Half of the length of a Ellipse at its fattest part is known as this.
What is the semi-major axis?