WorksheetsStress on Earth's crust
Total questions: 6
Worksheet time: 3mins
The movement of Earth's plates creates enormous forces that ...
squeeze all rocks to the inner core
squeeze or pull you to the epicenter
squeeze or pull the rock in the crust
happen every single day on mars
What is stress?
A force that makes the earth very upset
A force that acts on buildings/skyscrapers
Forces that can't change the shape or volume on Earth
A force that acts on rock to change its shape or volume
How many kinds of stress can occur in Earth's crust?
7
3
2
5
One kind of stress is tension that...
pulls on the crust
stretches rock so it becomes thinner in the middle
squeezes rocks
stretches and pushes rock further away
Compression is...
when rocks are pushed together
pressing two rocks together
squeezes rock until it folds or breaks
when no stress occurs
Shearing will..
pushes a mass of rocks in the same direction
push a mass of rock in two opposite directions
causes masses of rock to slip
cause stress to increase by five times the amount
