Answer:
12+12+28+30+18=100
Step-by-step explanation:
love you no homo c:
you+me=<3
Answer:
200,000
Step-by-step explanation:
Answer:
option a
option d
option e
Step-by-step explanation:
option a

option d

option e

Answer:
The kinetic energy is 20,000\ J
Step-by-step explanation:
The kinetic energy of a body is defined as:

Where <em>m</em> is the mass of the roller coaster car
<em>s</em> is the speed and <em>k</em> is the kinetic energy
We know that 

Then the kinetic energy of the roller coaster car is:
