Physics
A gas thermometer is more sensitive than a liquid thermometer because a gas :

Does not change state easily
Is lighter than liquid
Expands more than a liquid
Is easy to obtain

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Physics
Which statement best describes an igneous intrusion?

Magma is exported to an open area and forms iron
Igneous intrusion for when ice crystals splash into lava
Magma is injected into surrounding rock forming an igneous intrusive
Magma explodes to the surface and forms a smooth outer layer of rock

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