Download Why Questions Topics

Why Questions:
1. How much does the Earth weigh?
2. What makes diamonds so hard, can they break?
3. Why does Earth have plate tectonics?
13. Why is magnetite magnetic?
15. Where does gold and platinum come from?
16. How did the oceans come out of volcanoes?
19. What is the force of gravity on Earth?
20. How deep is the deepest part of the ocean, how did it get so deep?
22. Why are some rocks and elements radioactive?
24. Why do tectonic plates move?
26. How do the tectonic plates break?
27. Why are there volcanoes?
29. Why do volcanoes explode?
31. Why are there mountain ranges?
32. Why are some mountains volcanic, but others are not?
33. Why is the earth round or is it?
35. Why isn’t the Earth solid?
42. Why is the ocean salty?
44. Why do tsunamis happen in some earthquakes, but not all?
47. Would the ocean ever dry out?
53. What causes the formations of volcanoes?
60. Why are some rocks stronger than others?
61. Why are jewels formed instead of rocks?
64. Why are the scientists worried about the volcano in Yellowstone erupting?
65. How did Earth get water?
72. How have the continents changed since the beginning of Earth?
73. Why are some volcanic eruptions much more explosive than others?
74. How has life shaped Earth?
76. Why are there more earthquakes in California than Colorado?
77. Why was the earthquake in Haiti so bad for what scale the earthquake was?
78. Why do the Himalayans have the biggest mountains in the world?
79. Why do poles switch magnetic fields?
80. Why is it said that diamonds are formed from coal?
82. Why are there underwater volcanoes?
83. What is the difference between oil, coal, and natural gas?
89. What forms an atoll?
90. How can you tell by looking if a mountain range is young or old? Does it always work?
91. How does lightning and sand create glass?
92. Does the Rocky Mountain Range lie on a tectonic plate border?
93. Why are so many volcanoes close to or in the ocean?
97. Why is the inner core solid and the outer core liquid?
98. How do they know what the inside of the Earth look like?
102. How do they know how old fossils are?
103. How do they know how old Earth is?
104. How do they know what killed the dinosaurs?
108. When an earthquake happens do mountains shrink?
114. How strong is Earths magnetic field compared to others?
115. What is the oldest rock formation on Earth?
116. What was the largest volcanic eruption in Earths history?
117. What is the largest volcano on Earth?
118. How was the Grand Canyon formed?
119. How did the Devil’s Tower form the way it is? How did it get that way?
120. Why haven’t our mountains collapsed?
121. Why do volcanoes stay dormant?
122. Why do tectonics plates move so slowly or move at all?
123. Why don’t volcanoes exist in less tropical areas like Colorado?
126. How long does it take for a volcano to erupt?
129. Why Salt Lake have more salt than the sea?
130. How do fossils form?
131. How can there be valleys in between mountains?
132. How did different plates form?
133. How come the mantle doesn’t completely melt the crust?
134. How come gravity doesn’t collapse the Earth?
135. What will be the effect on the environment of North America after Yellowstone erupts?
136. How many active volcanoes are there on Earth?
137. How many super- volcanoes are there on Earth?
138. Can individual plates break up and become new plates?
139. What is the rarest substance on Earth?
140. Does the weight of the oceans in the deep areas affect the Earth’s rotation?
141. Will new mountain ranges form on Earth?
142. How do caves form? What is the largest cave in the world?
144. Why do some volcanoes go extinct?
145. Why do some volcanoes produce ash while others produce lava?
146. Could a volcanic eruption cause an extinction?
147. How many supervolcanoes are on Earth, where are they, what causes them, and how
often do the erupt?
148. How could erosion be related to climate change?
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