Scientific Investigation

Which variable do "I" change intentionally?

• Independent variable
• Dependent variable
• Constant
• s

Which variable may change and probably will change in the experiment, but "I" don't change it?

• Independent variable
• Dependent variable
• Constant

That this animal has fur is an...

• inference
• conclusion
• observation
• opinion

The number of apples in this basket is ______________________ data?

• quantitative
• qualitative
• independent
• dependent

Data that is observed using your 5 senses and is described through the use of WORDS is...

• Quantitative Data
• Qualitative Data

Which of the following hypotheses is written correctly?

• Frozen tennis balls will not bounce as high.
• If I heat up a tennis ball it will bounce high.
• If I freeze a tennis ball, then it will not bounce as high.
• If a tennis ball is frozen, then it won't bounce as high as one that is not frozen.

A student measures the diameter of a penny in what SI unit should she use?

• Celsius
• Kilogram
• Meter
• Millimeter

What is the tool, a graduated cylinder measuring?

• Volume
• Length
• Mass
• Temperature

What does the tool, thermometer, measure?

• Volume
• Length
• Mass
• Temperature

What are the three kinds of variables that you need to identify in your experiments?

• independent, controlled, dependent
• independent, dependent, identical
• identical, controlled, sample