Biology Basics winter

The "O" in the scientific method stands for ...

What kind of ion will you find a lot of in a basic solution.

All conclusions support the hypothesis.

Which end of a water molecule is slightly positive?

Analysis comes before the results.

Which step of the scientific method asks a question?

The independent variable is manipulated by the scientist.

A substance that has a pH of 6 is slightly ..

Devon wants to know how extra minutes of exercise will help his 100 meter sprint time. The dependent variable is ...

Which of the following statements best describes what it means for a molecule to be a polar?

Devon wants to know how extra minutes of exercise will help his 100 meter sprint time. The independent variable is ...

If you use a sunlamp in the greenhouse then you will get more flowers. What is the dependent variable?

If you use a sunlamp in the greenhouse then you will get more flowers. What is the independent variable?

What is the first step in the scientific method?

Adhesion allows water molecules to move up a plants roots.

Soapy water is probably basic, not acidic.

Ammonia cleaning products are acidic.

Lemon juice, orange juice and vinegar are all have a pH above 8.

The "H" in the scientific method is for ....

What is the pH of a neutral substance?

What is true of a good hypothesis?

The attraction force between molecules of different substances is called ...

Adhesion creates surface tension at the top of a lake.

Adhesion sticks water molecules to themselves.

Cohesion makes a water drop stick together.

The dependent variable is manipulated by the scientist.

Water sticking to the drinking straw is an example of cohesion.