subject

Physics, 02.09.2021 19:20 bri1814

When I person is asleep, his power output is 50W. If the person sleeps from 11:00pm to 7:00am, how many kilojoules of energy has he expended? A. 25 kJ
B. 240 kJ
C. 288 kJ
D. 1400 kJ

ansver

Answers: 2

Show answers

Another question on Physics

question

Physics, 21.06.2019 22:50

Moon effect. some people believe that the moon controls their activities. if the moon moves from being directly on the opposite side of earth from you to being directly overhead, by what percentage does (a) the moon's gravitational pull on you increase and (b) your weight (as measured on a scale) decrease? assume that the earth–moon (center-to-center) distance is 3.82 × 10^8 m, earth's radius is 6.37 × 10^6 m, moon's mass is 7.36 × 10^22 kg, and earth's mass is 5.98 × 10^24 kg.

Answers: 2

question

Physics, 22.06.2019 08:30

Brutus, the dog, is pulling a bone to the left with a force of 20 n. lassie, another dog, is pulling a bone to the right with a force of 18n. what is the net force? a. b. c.

Answers: 1

question

Physics, 22.06.2019 11:00

Consider a system to be two train cars traveling toward each other. what is the total momentum of the system before the train cars collide? kg • what must the total momentum of the system be after the train cars collide? kg •

Answers: 2

question

Physics, 22.06.2019 12:00

In which of the following would the particles move most rapidly? a. ice at -20 °c b. water at 20 °c c. steam at 110 °c d. boiling water e. ice at 0 °c

Answers: 1

You know the right answer?

When I person is asleep, his power output is 50W. If the person sleeps from 11:00pm to 7:00am, how m...

Questions

question

History, 05.11.2019 00:31

Read the section titled "keep girls in school." why is the improved education of girls so important, especially with regard to economics and health?...

question

Social Studies, 05.11.2019 00:31

Lori used to rush to her infant son and pick him up every time he cried. lately, she has stopped rushing to him, and he has decreased his crying. acco...

question

Business, 05.11.2019 00:31

Maurice offered to sell his used computer to mike for $300, and mike accepted. both maurice and mike believed that the computer was one year old. when...

question

English, 05.11.2019 00:31

Read the excerpt below and answer the question. then she stopped at a perfumer's and took from him ten sorts of waters, rose scented with musk, orange...

question

Physics, 05.11.2019 00:31

3water within a piston–cylinder assembly, initially at 10 lbf/in.2 , 500°f, undergoes an internally reversible process to 80 lbf/in.2 , 800°f, during...

question

Business, 05.11.2019 00:31

You work for a beverage distribution company and have been asked to support the marketing research team in the preliminary phases of their process. yo...

question

Geography, 05.11.2019 00:31

Rectangle wxyz has vertices at w(-6,1), x(-1,6), y(2,3) and z(-3,-2) what is the perimeter and the area of the rectangle and...

question

Business, 05.11.2019 00:31

Which of the following statements is correct? a. the preemptive right gives stockholders the right to approve or disapprove of a merger between their...

question

Mathematics, 05.11.2019 00:31

In a data analysis, the breakdown time of an insulating fluid between electrodes at 34 kv is recorded. the times, in minutes, are as follows: 0.19, 0...

question

Social Studies, 05.11.2019 00:31

Are corporations moral agents? do they have moral responsibilities? or, in your view, do only human beings have moral agency and moral obligations?...

question

Business, 05.11.2019 00:31

Cleaning products company agrees with its employees’ union not to buy any nonunion-produced goods from other firms for use in cleaning’s warehouse and...

question

Physics, 05.11.2019 00:31

Afirm receives an order for a square-base rectangular storage container with a lid. the container has a volume of 20 cubic meters. material for the ba...

question

Business, 05.11.2019 00:31

Introduced in 1920, band-aid now has more than 40 products in its product line to heal cuts and scrapes. band-aid has, over the years, increased its...

question

Chemistry, 05.11.2019 00:31

The pk1, pk2, and pkr of the amino acid lysine are 2.2, 9.1, and 10.5, respectively. the pk1, pk2, and pkr of the amino acid arginine are 1.8, 9.0, an...

question

Mathematics, 05.11.2019 00:31

For 1≤≤10, find a formula for the payment in year on a loan of 105000 dollars. interest is 5 percent per year, compounded annually, and payments are...

question

Mathematics, 05.11.2019 00:31

An article suggests the uniform distribution on the interval (7.5, 19) as a model for depth (cm) of the bioturbation layer in sediment in a certain re...

question

Computers and Technology, 05.11.2019 00:31

Next, create a program that will prompt the user for a data file to read, and then will read in the data file, in the format given above. you should p...

question

Social Studies, 05.11.2019 00:31

Four-year-old dino was looking at his alphabet book. he was so excited that he recognized many of the letters that he shouted, "mom! mom, look at the...

question

Social Studies, 05.11.2019 00:31

Which of the following is not a way in which white collar crime typically differs from conventional crime? a more gradual realization of victi...

question

Health, 05.11.2019 00:31

Kim was driving home from work and got into a car crash. she sustained injuries to her abdomen and lost an excessive amount of blood. paramedics were...

More questions: Physics Another questions

Questions on the website: 13722367