Continental Drift
Who proposed the theory of continental drift?
Alfred Wegener
What causes most earthquakes?
Plate motion and faulting
Which layer contains our weather?
Troposphere
Which planet is known for its rings?
Saturn
Which scale measures earthquake magnitude?
Richter scale
What is the name of the Supercontinent?
Pangea
What is the point on Earth’s surface above the earthquake focus called?
Epicenter
Why does temperature decrease with altitude in the troposphere?
Air molecules spread out
Which planet rotates on its side?
Uranus
Which galaxy do we live in?
Milky Way
The Supercontinent began to split apart this many years ago
210 million
What is the term for the thickness of a liquid?
Viscosity
Why is the ozone layer important?
It blocks UV rays
What is the order of the 8 planets from the Sun?
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
What is Earth’s path around the sun called?
Orbit
What year was the theory of continental drift proposed?
1915
What are the three stages of a volcano?
Active, Dormant, Extinct
What causes wind direction to curve on Earth?
The Coriolis Effect
What is the shape of Earth’s orbit?
Elliptical
Why would your age be different on another planet?
Planets have different orbital periods
The North American Plate moves this many centimeters each year?
2 cm
What is the difference between lava and magma?
Lava is on the surface of the Earth, magma is inside of the Earth
What is the primary cause of wind on Earth?
Uneven heating of Earth’s surface
What causes the phases of the Moon?
The Moon's position relative to Earth and the Sun
What is the difference between rotation and revolution?
Rotation is spinning on an axis; revolution is orbiting around another body