Physics
Pure water is bad conductor of electricity because it is

Not volatile
Feebly ionized
A very good solvent
A non-polar solvent

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Physics
What is a neuron ?

Particle released during radioactivity
The anti-particle of neutron
Basic unit of energy
Basic unit of nervous system

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Physics
Which statement best describes an igneous intrusion?

Magma explodes to the surface and forms a smooth outer layer of rock
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

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