Science Midterm Practice

Front

Why do scientists conduct multiple trials on their experiments?

Back

To ensure their results are more likely to be reliable.

Front

What should you always do before starting a science activity?

Back

Read all the instructions very carefully.

Front

What do scientists create when they represent a complex process?

Back

Models.

Front

How does the inside of a car get very hot on a sunny day?

Back

Through radiation.

Front

What is the total energy of all the particles in a substance called?

Back

Thermal energy.

Front

What is the process of heat transfer through direct contact called?

Back

Conduction.

Front

What is the process of heat transfer through the movement of fluids called?

Back

Convection.

Front

What is the term for a scientific explanation that can be tested?

Back

Hypothesis.

Front

What is the name of the variable that is changed in an experiment?

Back

Independent variable.

Front

What is the name of the variable that is measured in an experiment?

Back

Dependent variable.