Chapter 1 Review

When we gather information with our senses- taste, touch, smell, see and hear- it is called..

• Stating a hypothesis

• Forming conclusions

• Making observations

• Performing experiments

A variable can be controlled when:

• You compare a normal group to a group you are testing on.

• When all your test groups are the same.

• When none of your test groups are the same.

• When you make constant changes to the groups.

The first step in the scientific method a scientist usually takes is to...

• Gather evidence

• Create a conclusion

• Make charts & graphs

• Create a testable question

Scientists share their findings to...

• Learn from each other

• Keep their work secret

• Compete with each other

• So they don't have to repeat it

Which would you do first in a scientific investigation?

• Draw conclusions

• Form a question or problem

• Write a hypothesis

• Organize data

When you write down or record what is happening in your experiment it is called...

• A hypothesis

• An observation

• An experiment

• A conclusion

What is a qualitative observation?

• Numbers

• Descriptions

• Wit

• Wisdom

Which answer is the definition for an inference?

• Bits of information you gather with your senses.

• The one factor that is changed in the experiment.

• A conclusion about an observation.

• The factor that is measured in an experiment.

Quantitative or Qualitative- The weather report predicts that the temperature will get up to 70 degrees

• Quantitative

• Qualitative

What is the MOST crucial element of a good hypothesis?

• It must be written in a question form.

• It must confirm the results of a scientific experiment.

• It must be testable.

• It must contain only words.