Science Flashcard

Front

What increases the rate of dissolution of a solid in a solution?

Back

Stirring the solid and solution increases the rate of dissolution.

Front

What is the process called when substances undergo a transformation to form different substances?

Back

A chemical reaction.

Front

What happens to energy during a chemical reaction?

Back

Energy is removed from the surroundings.

Front

Which fundamental force is weaker than all others except for the gravitational force?

Back

The weak force.

Front

What is a significant benefit of nuclear energy over fossil fuels?

Back

It produces less air pollution.

Front

What is dissolution?

Back

The process of a solute dissolving in a solvent to form a solution.

Front

What is a chemical reaction?

Back

A process that leads to the transformation of one set of chemical substances to another.

Front

What is the weak force?

Back

One of the four fundamental forces, responsible for processes like beta decay.

Front

What is the gravitational force?

Back

The force of attraction between two masses.

Front

What is the difference between a physical change and a chemical change?

Back

A physical change does not alter the chemical composition, while a chemical change does.