Scientific Investigations Vocabulary

Scientific Investigations Vocabulary

See what you know!

This is just practice!

Multiple Choice

An experiment is...

• An organized procedure with controlled conditions

• Just observations

• An unorganized procedure with uncontrolled conditions

Multiple Select

Observations are made with

• Ears

• Eyes

• Calculators

• Nose

Multiple Choice

A hypothesis is

• An explanation you can test

• An observation

• The results of an experiment

Multiple Select

Data includes...

• Information from observations

• Information from experiments

• False information you make up yourself

Multiple Choice

Independent Variable

• Something the scientist changes

• Something that changes because of the testing

• A guess

Multiple Choice

Dependent Variable

• Something the scientist changes

• Something that changes because of the testing

• A guess

Multiple Choice

Repetition is when

• Someone repeats something

• Someone repeats someone else

Multiple Choice

Replication is when

• Someone repeats something

• Someone repeats someone else

Experiment

• Testable

• Organized

• Controlled

Multiple Choice

What would count as an experiment?

• Throwing seeds randomly and seeing which grow

• Watching caterpillars morph

• Testing specific filters with dirty water

Observation

Information from our senses

Multiple Choice

Do observations count as experiments?

• Yes

• No

Hypothesis

Testable.

Idea or Explanation.

Leads to Investigation.

Multiple Choice

I hypothesize that I can jump into the sun and survive.

• This is a hypothesis because it is an idea

• This is not a hypothesis because it is not testable

Data

Information.

Obtained by observation

Or Experiments .

Multiple Select

What would be considered data?

• How many days it takes a caterpillar to morph

• Your guess about how fast a plant will grow

• The distance it takes a car to get to 30 mph

Independent Variable

• What I change

Multiple Choice

An independent variable is...

• What "I" change in the experiment

• What I see in the experiment

• What I think will happen in the experiment

Dependent Variable

• What is changed by the experiment

Multiple Choice

If we are growing plants with different amounts of water, what is the dependent variable?

• The plant growth

• The water

• The sun

Repetition

The SAME person repeats the experiment.

Replication

When a DIFFERENT person repeats the experiment.

Multiple Choice

If you repeat an experiment that I do that is...

• Replication

• Repetition