Physics
A boat loaded with rocks floats in the middle of a swimming pool. A man in the boat throws the rocks overboard. The level of water in the pool will

Decrease
Remains the same
Increase
First decrease and then increase

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Physics
X-rays region lies between

Gamma-rays and ultraviolet region
Short radio waves and long radio waves
Visible and infra-red region
Ultraviolet and visible region

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Physics
The mass defect is the result of what action occurring?

Mass being converted to energy when protons and neutrons break apart in a nucleus
Energy being converted into moles of atoms when neutrons break apart protons
Protons and electrons being attracted to each other
Mass being converted to energy when protons and neutrons bind together in a nucleus

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