First Semester Test Review--Part 1

Front

What instrument is used to measure mass?

Back

A balance scale is used to measure mass.

Front

What is an estuary?

Back

An estuary is a coastal area where freshwater from rivers meets and mixes with saltwater from the ocean.

Front

What are the rules regarding practical jokes in a lab?

Back

Practical jokes and horseplay in the lab are against the rules.

Front

In an experiment, what is the dependent variable?

Back

The dependent variable is the factor that is measured or observed in an experiment, often affected by the independent variable.

Front

What is a divide in geography?

Back

A divide is a ridge or an area of higher ground that separates two watersheds.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object, while weight is the force exerted by gravity on that mass.

Front

What is a watershed?

Back

A watershed is an area of land that drains into a particular body of water.

Front

What is the independent variable in an experiment?

Back

The independent variable is the factor that is changed or controlled in an experiment to test its effects on the dependent variable.

Front

What is the purpose of a hypothesis in scientific experiments?

Back

A hypothesis is a testable prediction about the relationship between variables.

Front

What is the scientific method?

Back

The scientific method is a systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.