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
Jobisdone [24]
3 years ago
12

A teenager throws a 7.26 kg rock into a lake, trying to make a big splash. If the rock is travelling at a speed of 7.5 m/s, how

much kinetic energy does the rock have?
Biology
1 answer:
kherson [118]3 years ago
5 0

Explanation:

K.E = 1/2mv²

1/2 x 7.26 x 7.5²= 204.19j

You might be interested in
The 20 amino acids vary only in their _____
Radda [10]
They only vary only in their "Lipid Groups"
Hope this helped you!:)
3 0
3 years ago
What are the similarities between DNA and RNA molecules?
liraira [26]

Answer:

Both DNA and RNA are made up of monomers called nucleotides.

Both RNA and DNA both have 3 nitrogenous bases: Adenine, Cytosine and Guanine.

They are both necessary for the cell to produce proteins.

DNA and RNA both contain pentose sugars.

DNA makes mRNA which then is translated into protein.

Explanation:

5 0
2 years ago
Why might a trait that is an advantage today become a disadvantage in the future
Nuetrik [128]

Advancement in technology. For example, body odor on humans was considered attractive thousands of years ago. Now it's just considered a hassle and we try our best to get rid of the smell.

3 0
3 years ago
A new chemical signal is discovered. It is secreted in low concentrations from keratinocytes in the skin, and it binds to recept
anzhelika [568]

Answer:

Explanation:

I would say no because hormones usually travel long distances via blood. This question makes it seem like it is short distance and does not talk about how the secreted entity travels. So my bet is no.

8 0
3 years ago
Why not all rocks follow the same path​
Alona [7]
Because all rocks types are different froM one another.
5 0
3 years ago
Other questions:
  • 15
    12·1 answer
  • What type of change is boiling water? why
    12·1 answer
  • As blood enters the ____________ , the walls of these vessels expand and contract, which can be felt as the pulse where the ____
    13·1 answer
  • Which statement best supports the RNA world hypothesis?
    14·1 answer
  • What is the main product in the first step of cellular respiration?
    13·1 answer
  • HELP ASAP!! DUE TOMORROW!! WILL MARK AS BRAINLIEST!!
    5·2 answers
  • which of the following individuals is most likely to allow a recessive lethal gene to be kept in a population over several gener
    14·2 answers
  • What type of muscle tissue is this
    11·2 answers
  • Water, carbon dioxide, oxygen, and some other substances can pass through the cell wall. _________________________ (true or fals
    5·1 answer
  • A woman is red-green colorblind, and she mates with a man who has normal color vision. Knowing that red-green colorblindness is
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!