Starting a Scientific Investigation

QuizÂ by Rex Williams

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5 questions
Show answers
• Q1
You drop a baseball and a bowling ball from the top of an 8-foot ladder. You time how long it takes for them to hit the ground. What is the independent variable?
Eight Feet
Type of object falling
Time it takes to fall
Baseball
120s
• Q2
You drop a baseball and a bowling ball from the top of an 8-foot ladder. You time how long it takes for them to hit the ground. What is the dependent variable?
Time it takes to fall
Height of ladder
Type of object falling
Bowling Ball
120s
• Q3
When you write a hypothesis, what form should it take?
"What is the evidence for that?"
"If...then...This is because..."
"What is the effect of...on...?"
"What/How/Why?"
120s
• Q4
When you write a scientific question, what form should it take?
"What class is this again?"
"What/how/why?"
"What is the effect of ______ on _______ ?"
"What is the evidence for that?"
30s
• Q5
Independent and dependent variables are like cause and the effect. This is because...
The cause of the experiment is the independent variable.
Dependent variable causes changes in the independent variable.
Independent and dependent variables cause an effect.
Independent variable causes changes in the dependent variable.
120s

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