Physics
An object covers distance which is directly proportional to the square of the time. Its accelaration is

Increasing
Constant
Decreasing
Zero

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Physics
Which of the following is not a property of heavy water ?

Boiling point of heavy water is lower than that or ordinary water
It produces corrosion
Freezing point of heavy water is higher than that of ordinary water
Density of heavy water is higher than that of ordinary water

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Physics
Which statement best describes an igneous intrusion?

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

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