Scientific Method
Variables
3rd/4th Grade Science Fair Projects
Random Questions
Experiments
100

What is the name of the method used to investigate a scientific question?

Scientific Method

100

What is the name of something that changes in an experiment?

Variable

100

 What is Blake studying?

Is tap water pure?

100

 What is Ezekiel studying?

Which substance will clean pennies best?

100

What is data?

measurements or observations (descriptions) that show tell what happened in an experiment

200

What is the name for a scientist's educated guess that predicts what will happen in his experiment?

Hypothesis

200

What is the name of the variable that the scientist changes? 

A. Independent Variable

B. Dependent Variable

C. Control Variable

A Independent Variable

200

 What is Abbie studying?

Which water bottle keeps the water coldest?

200

What is Owen studying?

Which video game raises the heart rate the most?

200
  • What does it take to be a scientist?

    • A. A goof ball

    • B. Being practical

    • C. Common sense

    • D. To be curious and to like to find answers to problems

D. To be curious and to like to find answers to problems

300
  • Once a scientist has decided on a question he or she wants to ask, then he or she needs to.....?

    • A. Get started on the experiment right away

    • B. Ask more questions

    • C. Research their topic in order to find out what others know

    • D. Collect data

C Research their topic in order to find out what others know

300

What is the name of the kind of variable that a scientist measures in his experiment?

A Independent Variable

B Dependent Variable

C Control Variable

B Dependent Variable

300

 What is Beckett studying?

Which material will protect an egg dropped from a height?

300

What is a way to make a picture of data or to display data, so it is easy for people to understand?

a graph

300

How do you write a good experiment procedure?

include step by step instructions, give enough details so someone reading the experiment could repeat it exactly as you did it, include any necessary safety tips...

400

What is the last step of the scientific method?

Tell others your results

400

If I want to study how sunlight affects plant growth, I could put one plant by a sunny window and one in a dark closet, and I  could measure the height of the plants as they grow. Name a variable that should be controlled or kept the same.

size of pot, type of dirt, amount of water given, temperature, number of seeds planted in a pot...

400

(For everyone except Eva) What is Eva studying?

The mixture of borax and glue that makes slime the most bouncy

400

Why do we try to only change one variable in our experiment?

If we changed more than one thing, we would not know what is causing our result.  

400

What is the section of your project called that lists all the items needed for your experiment?

Materials

500

What are the 5 steps of the Scientific Method?

  1. Ask a question

  2. Background research

  3. Form a hypothesis

  4. Test the Hypothesis

  5. Tell others what you learned



500

If I have two plants, one by a sunny window and one in a dark closet, and I measure the height of the plants, what is the dependent variable? the plant location or the plant height?

plant height

500

 What is Julian studying?

Will the guinea pig learn to travel the maze path?

500

Why do we do background research?

to understand the science behind our question, to make a good hypothesis...

500

Why is it good scientific practice to repeat an experiment more than once?

You might have made a mistake, and this helps you to know if your results are accurate