Physics, 20.10.2021 04:50 Chartwig1908
Activity 1: Stacked Coins
Stack 3 coins on top of one another. Use another coin to slide at the bottom of the stack. Observe what happens.
Now stack 8 coins on top of one another and use another one to slide at the bottom of the stack. Observe what happens.
1. How did the results change when you added more coins to the stack?
Answers: 1
Physics, 22.06.2019 06:30
Alead ball is dropped into a lake from a diving board 5m above the water . it hits the water with a certain velocity and then sink with constant velocity in bottom . it reaches the bottom 5 second after it is dropped if g= 10m/s2 . find depth of the lake and average velocity of the ball ?
Answers: 1
Physics, 22.06.2019 07:30
Select all of the following that are equal to an impulse of 20 unitsa) force= 5, time= 5.5b) force= 25, time= 0.8c) force= 0.1, time= 200d) force= 10, time= 2(its b, c, and d)(also in order to find answer they have to add to get the unit)ex= 25x.8=20 or .1x200=20
Answers: 1
Physics, 22.06.2019 18:00
By what primary heat transfer mechanism does the sun warm the earth?
Answers: 1
Activity 1: Stacked Coins
Stack 3 coins on top of one another. Use another coin to slide at the bo...
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