Fall Final Study Guide - 7th Grade

Front

What are changes of state that lose energy?

Back

Condensation and freezing.

Front

What do we call a chemical reaction where heat is released?

Back

Exothermic.

Front

What are the reactants and products of cellular respiration?

Back

Glucose and oxygen are reactants; carbon dioxide, water, and ATP are products.

Front

What is the conservation of matter?

Back

Matter is conserved in chemical reactions; it cannot be created or destroyed.

Front

How many atoms are in the molecule below?

Back

26.

Front

What is evaporation?

Back

The process where liquid turns into vapor by gaining energy.

Front

What is melting?

Back

The process where a solid turns into a liquid by gaining energy.

Front

What is sublimation?

Back

The process where a solid turns directly into a gas without becoming a liquid.

Front

What is boiling?

Back

The process where a liquid turns into vapor when it reaches its boiling point.

Front

What is an endothermic reaction?

Back

A chemical reaction that absorbs heat from its surroundings.