Unit 1 - The Nature of Science

Which of the following is NOT a testable question?

• Does the amount of sunlight a plant get affect how it grows?

• Which type of bread goes moldy first: store bought or bakery bread?

• How do rockets works?

• Does temperature affect the life of a battery?

You use your 5 senses when you make an _____.

• experiment

• observation

• hypothesis

Name a resource scientists use to conduct research.

• books

• television

• internet

• articles

A _____  is a statement of what you think will happen during an investigation.  

It is often written in the form on an if…then…because statement.

• hypothesis

• question

• observation

Scientists test their hypothesis by doing an ____________________.

• hypothesis

• experiment

• observation

Every experiment has variables. 

Name one variable in the following simple experiment.

The time it takes to run a mile (corre una milla) depends on the person’s running speed (velocidad de carrera).

Why is it important for scientists to repeat experiments more than once?

It is important for scientists to repeat experiments because _______________________.

• they need to be sure their results are accurate.

• they want to have fun.

• they like to do experiments.

What are the step-by-step instructions (instrucciones paso a paso) for completing a task?

• experiment

• procedures

• observations

Which of the following is an example of a model (modelo)?

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• 
• 

Which of the following is an example of a survey (encuesta)?

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• 
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