3 years ago

18. A brother carries his little sister, who weighs 24kg, across a field 20 meters. How

Mathematics

1 answer:

AVprozaik [17]3 years ago

8 0

Answer:

4800 joules

4.8 kilojoules

Step-by-step explanation:

$Work done = Force * distance\\Workdone = (mass*acceleration)*distance\\Note : force = (mass*acceleration) , Acceleration- due- to -gravity =10m/s^2\\W.D = 24 * 10*20\\W.D = 4800 joules\\W.D =4.8Kilo joules$

You might be interested in

The product of 15 and the difference between 5 and - 7<br> A numerical expression

kupik [55]

Answer:

15×5-7

75-7

answer =68

5 0

2 years ago

3+2/5x=11-2/5<br> What is the solution

Pachacha [2.7K]

Answer:

5/53

Step-by-step explanation:

6 0

3 years ago

Read 2 more answers

Can someone help me with part c I really don’t get it

ikadub [295]

Here is the answer , and the explanation is written with it .

6 0

3 years ago

Which statement best explains why the sum of the areas of the two white squares in figure 2 is the same ad the area of the white

andrew-mc [135]

Answer:

This question is vague

7 0

2 years ago

Wendell’s dog, Jordan, was getting in his way as he worked in the backyard. So, Wendell chained him to a pole. If the chain is 1

xxMikexx [17]

Answer:

48 feet I think is right

5 0

2 years ago

Read 2 more answers