The yearly orbit of Earth around the Sun is called its ___________________.
Revolution
100
True or False: The moon is a satellite.
True
100
What is the name of force that keeps the planets in their orbits around the sun?
Gravity
100
During what moon phase can a lunar eclipse occur?
Full Moon
100
Most of Earth's major earthquakes are caused by:
A) seasonal heating and cooling of Earth's surface
B) weathering of rock at Earth's surface
C) Earth's gravitational attraction to the Moon
D) faulting of rock in Earth's crust
D
200
During which season is the Earth tilted away from the sun?
Winter
200
How long is a full lunar cycle?
29 days
200
What is the first planet from the sun called?
Mercury
200
During which moon phase does a solar eclipse occur?
New Moon
200
Oxygen enters the ocean from the atmosphere and from organisms that ________________.
A) photosynthesize
B) form bones
C) respire
D) form shells
A
300
The ____________ of the Earth describes the Earth spinning on its axis.
Rotation
300
What word do we use to describe when light is being "added" to a moon?
Waxing
300
Name the biggest planet.
Jupiter
300
True or False: Both solar and lunar eclipses can be seen with the naked eye.
True
300
Earth's hydrosphere is best described as the:
A) relatively thin layer of rock found above Earth's mantle
B) relatively thin layer of water covering most of Earth's crust
C) hot liquid rock located in Earth's outer core
D) very dense rock located in Earth's inner core
B
400
How long is the rotation of the Earth?
24 hours
400
What word is used to describe a moon that is more than half illuminated?
Gibbous
400
Name the four inner planets.
Mercury, Venus, Earth, Mars
400
During a solar eclipse, the _______ passes between the Sun and _______________.
moon, Earth
400
A sudden change in the weather at a certain location is most likely caused by:
A) the arrival of an air mass
B) a severe earthquake
C) a high ocean tide
D) an eclipse of the Moon
A
500
Describe what is responsible for the change of seasons on Earth.
As the Earth rotates, the direction that the Earth tilts changes. When the Earth is tilted towards the sun, we are experiencing summer. When the Earth is tilted away from the sun, we are experiencing winter.