The study of land, water, and air is part of ____________________________.
What is Earth Science?
100
One half of the Earth is referred to as this ______________.
What is Hemisphere?
100
The Moon stays in its orbit because of ______________.
What is Gravity?
100
The planets, moons, and Sun are part of the _______________.
What is the Solar System?
100
This planet is third from the Sun. It is the closest planet towards the Sun that has a moon.
What is Earth?
200
Drawing that shows part of the Earth's surface as seen from above.
What is a map?
200
Washington, most of Oregon, Nevada, and most of California are in this time zone.
What is the Pacific Time Zone?
200
The curved path of the Moon around the Earth is called its ___________.
What is Orbit?
200
The Sun is the ________ that the planets orbit.
What is a Star?
200
This planet has a reddish color when seen in the night sky.
What is Mars?
300
Scientist who studies the solid parts of the Earth and how they change.
What is a Geologist?
300
Line of 0º longitude.
What is Prime Meridian?
300
This is the seventh phase of the moon.
What is Third Quarter?
300
The eighth planet from the Sun.
What is Neptune?
300
This planet is closest to the Sun. In 1974 and 1975 a spacecraft photographed about half of its surface.
What is Mercury?
400
Vertical distance between contour lines on a topographic map.
What is Contour Interval?
400
Line of latitude.
What is Parallel?
400
Phase of the Moon when the Earth is between the Sun and the Moon.
What is a Full Moon?
400
This planet's atmosphere contains great amounts of carbon dioxide.
What is Venus?
400
This spacecraft took pictures of about 50% of Mercury's surface in 1974 and 1975.
What is Mariner 10?
500
Short lines that point towards the center of a depression on a topographic map.
What are Hachures?
500
Line of latitude south of the equator between 15ºS and 30ºS.
What is Tropic of Capricorn?
500
Low, flat plains on the Moon's surface that appear as dark areas.
What is a Maria?
500
Venus has a hot surface temperature because of the ___________________.
What is Greenhouse Effect?
500
This spacecraft in the 1990s used radar to penetrate the clouds of Venus and take pictures of the planet's surface revealing rolling plains, towering highlands, and craters.