Science Review Flashcard

Front

What is a balanced chemical equation?

Back

A chemical equation is balanced when the mass of the reactants is equal to the mass of the products.

Front

What is a homogeneous mixture?

Back

A homogeneous mixture is a combination of two substances that appears the same throughout.

Front

What is adhesion in the context of water?

Back

Adhesion is water's ability to stick to other substances.

Front

What is cohesion in the context of water?

Back

Cohesion is water's ability to stick to itself.

Front

What happens to litmus paper in the presence of an acid?

Back

Litmus paper turns red in the presence of an acid.

Front

What is a heterogeneous mixture?

Back

A heterogeneous mixture is a combination of two or more substances that do not appear the same throughout.

Front

What is surface tension?

Back

Surface tension is the cohesive force at the surface of a liquid that makes it behave like a stretched elastic membrane.

Front

What is capillary action?

Back

Capillary action is the ability of a liquid to flow in narrow spaces without the assistance of external forces.

Front

What is a compound?

Back

A compound is a substance formed when two or more elements are chemically bonded together.

Front

What is an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means.