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2 years ago

What is the mechanical energy

Mathematics

1 answer:

Sergeu [11.5K]2 years ago

6 0

Answer:

In physical sciences, mechanical energy is the sum of potential energy and kinetic energy. It is the macroscopic energy associated with a system. The principle of conservation of mechanical energy states that if an isolated system is subject only to conservative forces, then the mechanical energy is constant.

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2 Points

vfiekz [6]

Answer:

$63

Step-by-step explanation:

Penny = $0,01
Nickel = $0.05
Dime = $0.1
Quarter= $0.25

Number of pennies = 6*50 = 300
Number of nickels = 5*40= 200
Number of dimes = 4*50= 200
Number of quarters = 3*40 = 120

Total amount of money:

300*0.01+ 200*0.05 + 200*0.1 + 120*0.25 = $63

5 0

2 years ago

Read 2 more answers

The amount Cami raised during last year’s charity walk, $45.50, is StartFraction 7 over 10 EndFraction of the amount she raised

barxatty [35]

Answer:

The equation is given by:

$n = \frac{7}{10} \times 45.50$

Step-by-step explanation:

During last years's charity walk, she raised $45.50.

During this years walk, she raised n, which is 7/10 of this amount. So, the equation is given by:

$n = \frac{7}{10} \times 45.50$

3 0

2 years ago

Which equation represents the statement below?

Sergio [31]

The answer is option A

Step-by-step explanation:

Thirteen less than a number is written as

n - 13

Equate it to 42

We have

n - 13 = 42

Hope this helps you

3 0

2 years ago

A blockbuster movie makes about $352,000,000 in the United States during its opening weekend. The same weekend another movie ope

Ivenika [448]

The combined revenue for the movies in scientific notation is $\$ 3.568 \times 10^8$ .

The given parameters;

first revenue made from the movie, = $352,000,000
second revenue made from the movie, = $4,800,000

The combined revenue from the movie is calculated by adding the two revenues together as shown below;

Total revenue = $352,000,000 + $4,800,000

Total revenue = $356800000 = $\$ 3.568 \times 10^8$

Thus, the combined revenue for the movies in scientific notation is $\$ 3.568 \times 10^8$

Learn more here:brainly.com/question/18911739

5 0

2 years ago

30 POINTS HELPPPPPP

riadik2000 [5.3K]

Answer:

$20.40

Step-by-step explanation:

4 0

2 years ago