A mad scientist decides to make an investigation to figure out which type of rock hits the ground best.
This quiz will not be about baseball.
A mad scientist decides to make an investigation to figure out which type of rock hits the ground best.
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Question 1
1.
He decides to test 3 rocks of the same mass and graph the final speed of the rocks on different windy days.
What rock has the slowest final speed?
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Question 2
2.
He decides to test 3 rocks of the same mass and graph the final speed of the rocks on different windy days.
Why does rock C move the slowest?
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Question 3
3.
Here are the 3 rocks of the same mass falling to the ground. Show the contact forces on the rocks after the it has left the scientist’s hand. Draw arrows to show the amount of the strength of forces on the rock.
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Question 4
4.
Would the rocks all have the same amount of KE when they reach the boy's head? Why or why not?
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Question 5
5.
Our mad scientist has decided he will drop a rock at the top of a mountain where there are fewer air particles. How will this change the way the rock moves as it falls to the ground?
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Question 6
6.
Plot the data from the table on the graph you were given.
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Question 7
7.
Draw a line of best fit on your graph.
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Question 8
8.
The scientist wants the rock to have more kinetic energy when it hits its targets.
Should he throw it faster or use a larger rock?
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Question 9
9.
The scientist throws these two rocks with the same amount of force.