Rock Cycle
Star Properties
Solar Properties
Seasons
Eclipses & Moon Phases
100
What are the three main types of rocks in the rock cycle?
Igneous rock, metamorphic rock, sedimentary rock
100
What is apparent magnitude?
The brightness of an object as it appears to someone on Earth
100
Below is an image of the sun.
Which of these choices best describes what is seen in this picture of the sun?
Prominence
100
What causes the seasons on Earth?
The tilt of the Earth's axis
100
Place the order of the Earth, Sun, and Moon in a Solar Eclipse, starting with the Sun.
Sun -> Moon -> Earth
200
Describe the process of how sedimentary rocks are formed.
Pieces of sediment are molded together through compaction and cementation
200
How do astronomers determine the temperature of a star?
Be examining the star's color
200
What is the part on the Sun called that is cooler than other parts of the Sun's surface?
Sunspot
200
If the northern hemisphere is experiencing winter, what season is the southern hemisphere experiencing?
Summer
200
How long does it take for the Moon to complete one full cycle of phases?
28 days
300
How does metamorphic rock form from existing rock types?
Through heat and pressure
300
What is the term used to describe the true brightness of a star?
Absolute brightness
300
What is the term for the Sun rotating at different speeds at its equator and it its poles?
Differential rotation
300
Which direction is the Earth tilted to during summer in the northern hemisphere?
toward the sun
300
The diagram below shows the relative positions of the sun, moon and Earth.
What type of celestial event is depicted by the diagram?
A lunar eclipse
400
Describe the processes of weathering, erosion, and deposition
Weathering- Breaking down of rocks
Erosion- Movement of rocks
Deposition- Settling of rocks
400
There are two bright stars in a constellation. One of the stars is red and the other star is blue. Which star has a greater surface temperature?
The blue star
400
What is the term for an object spinning around its own axis?
Rotation
400
If Earth's axis were not tilted, what would happen to the seasons?
They would not exist
400
During which two phases of the moon do neap tides take place?
First quarter moon and third quarter moon
500
How are igneous rocks formed?
The cooling of magma
500
Two stars are the same size and the same temperature, but one of the stars appears brighter in the night sky. What must be true of the brighter star?
A. it is blue in color
B. it is older
C. It is younger
D. It is closer to Earth
D. It is closer to Earth
500
What layer of the Sun is where the movement of hot plasma within the Sun's outer layer?
convection zone
500
What hemisphere experiences summer when Earth's north pole is tilted toward the Sun?
The northern hemisphere
500
When Earth moves into the moon's shadow, a solar eclipse takes place. Which moon phase occurs during a solar eclipse?
New moon