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
Verizon [17]
3 years ago
8

Which of the following statements best explains the usefulness of a pulley system with at least one moveable pulley?

Biology
2 answers:
rusak2 [61]3 years ago
8 0
4. I hope this helps
svetlana [45]3 years ago
3 0

Answer:

4

Explanation:

You might be interested in
Energy can be classified into..
lara31 [8.8K]
B is correct! Renewable and non
8 0
4 years ago
Is the penguin a bird?? please help <br> &lt;3
zvonat [6]

Answer:

Yes, it is.

Explanation:

Penguins are a species of seabird that lives in the southern hemisphere, in areas close to Antarctica, characterized by its cold and wide expanses of sea without land. In this context, penguins are capable of living in these temperatures and feeding on fish and other marine elements. In addition, they are unable to fly, but not so to move through the sea using their wings for it.

4 0
3 years ago
Is it the protein,organelles, or wastes?
NISA [10]

Answer: it’s wastes

Explanation:

All cells need these key 7 things in order to function, movement, respiration, sensitivity, growth, reproduction, excretion and nutrition.

This spells the acronym MRS GREN.

8 0
3 years ago
A sensor that monitors and responds to changes in the environment is called the..................
vlabodo [156]

Answer:

Receptor

Explanation:

The receptor is the sensing component that monitors and responds to changes in the environment, either external or internal. Receptors include thermoreceptors, and mechanoreceptors.

4 0
3 years ago
Norman thinks that the brain function of students suffers when they receive less sleep. He predicts that students who get less s
tekilochka [14]
B. The amount of sleep students received before the exam
8 0
3 years ago
Other questions:
  • You are investing your resources in a college education because A. you have no opportunity cost for the use of your time. B. the
    9·1 answer
  • A milestone can be a deliverable but it need not be. true or false
    10·2 answers
  • The relationship exemplified by bees consuming nectar and carrying pollen from one flower to another is known as: A. Commensalis
    7·1 answer
  • Select all the correct labels on the image.
    7·2 answers
  • All of the following, except a _ might be studied by a microbiologist
    11·1 answer
  • Is it a, b, c, d ???
    13·1 answer
  • Is there DNA in your food? How do you know?
    15·1 answer
  • 1. What is the importance of scope and delimitation in a scientific research?
    8·1 answer
  • what theory makes a plate become locked? a. Rubber band theory b. Uplifting movement theory c. Big bang theory d. Elastic reboun
    5·1 answer
  • How many hearts does the octopus have ?​
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!