Sci Quiz 1 Review

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...

• The type of plant
• The amount of sunlight
• The type of music
• The type of liquid

If you increase the amount of spinach you eat, then you will increase the iron in your blood. 
What's the dependent variable?

• increase the amount of iron in your blood
• spinach you eat

Will a construction paper air plane fly faster than an airplane made from notebook paper? Choose the best hypothesis.

• If I make a paper airplane from notebook paper, then it will fly faster than construction paper.
• Yes.
• No.
• I think the construction paper air plane will fly faster.

What do these steps describe?
1.  Ask a question
2.  Form a hypothesis
3.  Experiment to test hypothesis
4.  Analyze data
5.  Draw a conclusion

• Order of Operations
• Steps of CPR
• Scientific Method
• Essay writing

What is the independent variable in this graph?

• Tadpoles

• Year

• Frogs

• Number of tadpoles in the pond

Why are graphs and charts important to analyze data?

• Graphs and charts are important to analyze data because we would never be able to know what is going on with the data.

• Graphs and charts are important to analyze data because teachers say they are important.

• Charts and graphs is something good to do because they are nice to look at.

• Charts and graphs allow a person to visualize data and find patterns and trends in the data.

The variable that is being tested or changed

• independent variable
• dependent variable
• control variable

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what is the dependent variable?

• Type of plant
• Water, apple juice, milk
• Plant growth

The variable that is being measured

• independent variable
• dependent variable
• control variable

Approximately how far had Metila run after 26 minutes?

• 4 km

• 5 km

• 6 km