The phase of the Moon which occurs immediately after a waxing gibbous?
full moon
100
When do lunar eclipses occur?
when Earth is between the Moon and the Sun
100
a direct result of Earth’s tilt on its axis are the...
seasons
100
How is the planet Jupiter very different from Earth?
it does not have a solid surface.
100
Which of the following is visible through a reflecting telescope?
A planets around other stars
B black holes in deep space
C moons around Jupiter
D surface of Saturn
C
200
The phase of the Moon where a solar eclipse could take place
new moon
200
Tides on Earth are influenced more by the Moon than the Sun because the Moon is
closer than the Sun.
200
What would happen if the Earth did not tilt on its axis in relation to the sun?
there would be no seasons.
200
Earth belongs to which group of planets?
the rocky planets
200
Some astronauts may spend several months in space orbiting Earth. Where do these astronauts most likely stay while in space?
on a space station
300
The same side of the Moon is always visible from Earth because
the Moon makes one rotation per revolution around Earth
300
2 types of eclipses
solar and lunar
300
The Moon revolves around the Earth because of a non-contact force. What force of Earth keeps the Moon in orbit?
gravitational force
300
As far as anyone knows, Earth is the only place in our solar system that supports life. A reason for this could be that Earth is one of the few places that has...
large amounts of liquid water
300
Why have orbiting space telescopes (like the Hubble space telescope) been created when much larger ground-based telescopes are far less expensive and easier to maintain?
the Earth's atmosphere interferes with observation from ground-based telescopes.
400
Scientists know that Earth is constantly changing. They are familiar with the processes that are repeated daily, monthly, and yearly. What is the natural event that can be predicted to occur monthly?
phases of the moon
400
When do Spring tides occur? Give 2 answers
2 times per month during full moon and new moon stages
400
The gravitational force of the Sun is powerful enough to hold Earth in orbit even though Earth is an average of 150 million kilometers away. Why are objects with much less mass than Earth not pulled off the surface of Earth toward the Sun?
Objects on Earth are influenced more by the gravity of Earth than by the gravity of the Sun.
400
Describe the shape of Earth's orbit.
a nearly perfect circle with the sun nearly in the middle.
400
Which is the most distant object that astronauts have explored?
Earth's moon
500
The complete cycle of the moon phases takes about ...
29.5 days
500
The less dark shadow seen during a solar eclipse cast by the moon
penumbra
500
In the Northern Hemisphere, June 21st has more hours of sunlight than any other day. However, June 21st has the fewest hours of sunlight in the Southern Hemisphere. Why does the Northern Hemisphere receive more daylight than the Southern Hemisphere on the same day?
Earth is tilted on its axis
500
When compared with other planets and moons in our solar system, what is a unique feature of Earth?
A large amount of oxygen in its atmosphere
500
The first telescope was designed to work with visible light. Since then, telescopes have been designed to detect which other forms of energy? Name 4 forms
radio waves, infrared light, X rays, and gamma rays