The Earth
The Sun
Potpourri
Star Formation /Stellar Evolution
Tectonic Plates
100
What cycle is illustrated by the diagram below?
What is The Water Cycle.
100
What elements make up most of the sun’s mass?
What is Hydrogen and Helium.
100
Which planet is often called "Earth's twin" because it is similar in mass and diameter to the Earth?
What is Venus.
100
When does a protostar become a star?
What is when the temperature of a protostar reaches approximately 10,000,000⁰ C, fusion begins and a star is born.
100
The forces shown in the diagram below caused the rock layers to fold.Which feature would be formed from this “folding”?
What is mountains.
200
What is the composition of the Earth’s atmospheric gases?
What is 78% nitrogen
21% oxygen
.9 % argon
.1 % other gases
200
Where do stars get their energy to radiate heat and produce light?
What is a from nuclear fusion of hydrogen gas to make helium.
200
Land breezes and sea breezes are created by the differences in--
What is the heat capacity between water and land
200
What happens to a red giant when it reaches the end of its stage?
What is red giants generally end up becoming a white dwarf.
200
What are the three types of plate boundaries?
What is Divergent boundary
Convergent boundary
Transform boundary
300
Which process is the source of the oxygen gas found in Earth’s atmosphere?
What is Photosynthesis.
300
What happens in nuclear fusion?
What is the fusion of atoms.
300
Daily Double
What is C.
300
What can happen if a massive star collapses in under its own gravity?
What is Massive stars can end up as black holes.
300
A plate boundary in which two plates slide past each other horizontally is a.....
What is Transform boundary.
400
What heats up faster, land or water?
What is land.
400
What is the solar nebula?
A rotating cloud of dust and gas from which the stars and planets are born.
400
What is 
400
Where do stars have their beginning?
What is stars begin in a celestial body called a nebula which is a cloud of gas and dust.
400
What causes the tectonic plates to move?
What is Convection currents in the mantle.
500
According to Wegener, What happened more than 200 million years ago during the Mesozoic Era?
What is the supercontinent began breaking into smaller continents.
500
Every 11 years radio operators experience increased interference (static)in their broadcasts. What solar activity is most likely causes this?
What is sun spots.
500
The breakdown of rocks and minerals into smaller particles without change is called?
What is mechanical weathering.
500
How do stars first form?
What is the attractive force of gravity pulls particles from the cloud together. As particles come together the mass increases - increasing the gravity even more which attracts more particles etc…..
500
What were the lines of evidence Wegener used to support his hypothesis?
What is a. Debris from glaciers in southern
Africa
b. Mountains of similar age in
North America and Scotland
c. Identical Mesosaurus fossils
found in South America and
Africa .