Answer:
1.Identify the atoms on each side,
2. Count the atoms on each side,
3.Use coefficients to increase the number of atoms on each side,
4.Check to make sure you have same number of each type of atom on each side
Explanation:
THEY ALL RIGHT!!!!!!!!!
MA = output force/input force
MA = 12N / 4N
MA = 3N
Answer:
synthesis is correct answer.
Water, Juice, Tears, Sweat
The work done is the same as the amount of energy increase. The formula for kinetic energy is 122
1
2
m
v
2
.
The initial KE of the car is 12(1000)×202=200,000
1
2
(
1000
)
×
20
2
=
200
,
000
joules.
The final KE of the car is 12(1000)×302=450,000
1
2
(
1000
)
×
30
2
=
450
,
000
joules.
The difference between these is the amount of work done: 450,000−200,000=250,000
450
,
000
−
200
,
000
=
250
,
000
joules.
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