Answer: D
Step-by-step explanation: Kinetic energy is impacted by mass and velocity. The penny is traveling fastest right before it hits the flour (objects pick up speed as they fall). Therefore, D is when KE is greatest.
Answer:
Here is the answer.
Step-by-step explanation:
b) students are the frequency. so we need to add all the frequency.
5 + 4 + 7 + 10 + 4=30 students
c) here we need to use the summation.
total/ frequency= mean
6*5=30
7*4=28
8*7=56
9*10=90
10*4=40
we need to add them all= 244
total frequency= 30
mean = 244/30= 8.133333333...≈ 8 (this is a rounded of value as in 0.13, 3 goes on repeating.
Answer:
3.4
Step-by-step explanation:
Answer:
-18
Step-by-step explanation:
(0,-12) is the y intercept