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Match it! Select the correct answer from the pull down...Good luck!
Students timed how long it took a beetle to travel across surfaces covered with different materials. All the surfaces were the same length. They calculated the average speed of the beetle and recorded the results. What is the independent variable?
balance
stopwatch
repeat the experiment
1
material that covered each surface
beaker
stopwatch
graduated cylinder
Students need to measure the rate at which water flows through different soil types. The students have a graduated cylinder. Which other tool will best help students perform this investigation?
balance
stopwatch
repeat the experiment
1
material that covered each surface
beaker
stopwatch
graduated cylinder
After an experiment has been completed, which should be done next?
balance
stopwatch
repeat the experiment
1
material that covered each surface
beaker
stopwatch
graduated cylinder
WHich tool would be best to measure the MASS of an object?
balance
stopwatch
repeat the experiment
1
material that covered each surface
beaker
stopwatch
graduated cylinder
A student hypothesized that a mouse would learn to run through a maze faster if food was at the end of the maze. Which tool will best help the student determine if the speed of the mouse improved?
balance
stopwatch
repeat the experiment
1
material that covered each surface
beaker
stopwatch
graduated cylinder
When doing scientific experiments, how many independent variables should the experiment have?
balance
stopwatch
repeat the experiment
1
material that covered each surface
beaker
stopwatch
graduated cylinder
Students wanted to measure the volume of a small screw. What tool would be best?
balance
stopwatch
repeat the experiment
1
material that covered each surface
beaker
stopwatch
graduated cylinder
A student wanted to heat 200 ml of water. What tool would be best?
balance
stopwatch
repeat the experiment
1
material that covered each surface
beaker
stopwatch
graduated cylinder
Check it!