Scientific Method and Water Properties

Front

This variable in an experiment is the one being changed by the scientist.

Back

independent variable

Front

What is a hypothesis?

Back

A hypothesis is an educated guess.

Front

A possible explanation to a problem that has not yet been tested.

Back

hypothesis

Front

In an experiment on plants with different liquids (water, apple juice, milk), what are the controlled variables?

Back

Type of plant, amount of music, and sunlight

Front

Which tool should the students use to accurately measure the volume of each rock?

Back

Front

Which measurement system do we like to use in science?

Back

Metric

Front

In an experiment on plants to see how different liquids affect growth, what is the independent variable? Options: The type of plant, The amount of sunlight, The type of music, The type of liquid

Back

The type of liquid

Front

Choose the accurate independent (I) and dependent (D) variables: I - total cost
D - mowing time, I - mowing time
D - total cost, I - lawnmowers purchased
D - number of lawns, I - number of lawns
D - lawnmowers purchased

Back

I - mowing time
D - total cost

Front

What kind of molecule is water? Options: Ionic, Polar Covalent, Nonpolar Covalent, Metallic

Back

Polar Covalent

Front

Which part of a water molecule has a Positive Charge?

Back

The Hydrogen