1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
AleksAgata [21]
3 years ago
7

A machine has an efficiency of 70%. How much work does the machine do when 20,000 J of work is done on it?

Biology
2 answers:
zhuklara [117]3 years ago
5 0

Answer:

14,000

Explanation:

Just took the test

Romashka [77]3 years ago
3 0

Answer:

a

Explanation:

You might be interested in
The differentiation of the germ layers into organs and organ systems is known as
Zanzabum
 the  process of  organogenesis  is    of  differentiation  of  the  germ  larger  into  organ  and  organ  system. The  germ  layer  which  is  a  group  of  cells  interact   with  each  other  as  embryo  develops and  contribute  to  formation  of  all  organs  and  tissues.
8 0
3 years ago
Suggest why drugs that prevent reflex action from occurring should be avoided
san4es73 [151]
The answer of your question

5 0
3 years ago
Which sentence describes air pollution
Ray Of Light [21]
Can we get more information
5 0
3 years ago
You eat a bowl of beans as part of vour dinner. As vou digest the beans, the proteins that are present get broken down to their
djyliett [7]

Answer:

Option C, No. The energy contained within these macromolecules is converted into other forms of chemical energy and kinetic energy, though some is lost as heat.

Explanation:

Breaking down of large molecules in to smaller molecules does not signify breaking down of energy stored in it and hence losing all the stored energy.  

Breaking down of large molecule is necessary to convert large molecules into small easily digestible molecules so that the food energy stored in them can be  stored  in some other form specifically chemical energy and can be used at later stages. However, in the process of conversion of large molecules into small molecules , a certain amount of heat energy is used.

Hence, option C is correct

6 0
3 years ago
What should be done if you are planning to remove several components from a computer?
Usimov [2.4K]
If you plan to remove several components from the computer, it is best to save a back up files just so some files won't be lost and if you have ever corrupted your file. Another thing is to safely turn off your computer and have yourself provide pictures or to remember the cables that are placed in each switch before having to remove several components.
8 0
3 years ago
Other questions:
  • Which of these would have the LEAST impact on the price of a product? A) how the product looks B) demand for that product C) cos
    9·1 answer
  • D 3.
    6·1 answer
  • A travel-time graph can be used to find the ____.
    14·1 answer
  • The _______ of a sound wave is defined as the amount of energy passing through a unit area of the wave front in a unit of time.
    11·2 answers
  • Explain the difference between phenotype and genotype using an example
    6·2 answers
  • Study Figure 28­4. Which of the following conclusions about body temperature can be drawn
    12·1 answer
  • what is the ecosystem of fungi, what is the ecosystem of snails, what is the ecosystem of earthworms, what is the ecosystem of a
    8·2 answers
  • Earth is not completely round due to its rotation.<br> True<br> False
    14·1 answer
  • What is true for all cells
    13·1 answer
  • 1. Define communicable diseases. Give three examples.
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!