Volcanoes
True or False. Thick lava forms cone volcanoes
True
How can you protect yourself from a landslide?
Answers may vary. Check with teacher
This wedging occurs when a seed falls in a crack and begins to sprout and the rock begins to crack
Root Wedging
Where are most volcanoes in the world located?
Along the coast surrounding the Pacific Ocean
Humans get their energy from what?
Food
What kind of volcano explodes?
Cone Volcano
What degree does a hill need to be in order for a landslide to occur?
35 degrees
What is ice wedging?
When water gets into a crack of a rock, freezes and expands, crack the rock
Why are some volcanoes shaped like a shield?.
They are made form runny lava that spread out widely
Plants get their energy from what?
The sun
Where do most volcanoes form?
Around the coast/ocean
Landslides are most likely to occur when....
the hill is really steep
What type of rock is formed from a shield volcano?
Basalt
How can rock break into smaller pieces?
Root and ice wedging. Falling down a mountain
Two cars crash into each other. One car sends the other car 10 feet. What factor allowed this car to push the other car further?
Speed
What type of lava does a shield volcano have?
Thin lava
Rocks at the bottom of the mountain tend to be rounder than the ones at the top because
rocks tumble down the mountain and the edges become more rounded
How does rocks affect landslides?
If rocks are lose they can fall down a hill causing a landslide.
Why do some volcanoes explode and why do some not?
Because they have different types of lava
A ball is dropped at different heights. As it is dropped from greater heights, it becomes more flat. What is the factor that causes one ball to become more flat?
Height
What are the two types of rock formed from volcanoes?
Baslt and felsite
List three things that can cause a landslide
Answers may vary (check with your teacher)
How are the rocks at the top of the mountain different that the bottom of the mountain
The rocks at the top have sharp edges. The rocks at the bottom have round edges from falling
Lily is wondering if its possible for a volcano to reupt where she lives. What would you tell her?
Depending on where she lives. The earths plates can crack and move anywhere but it is mostly likely near the coast
Two guys are jumping off of a diving board. One had a bigger splash than the other. What factor is the cause of one guy having more energy
Weight