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
velikii [3]
4 years ago
5

Is sharpening a pencil a physical or chemical change?

Biology
2 answers:
kati45 [8]4 years ago
7 0
It is a physical change because it doesn't not change what the pencil is made of, it only changes the appearance, which is the complete opposite of a chemical change.
Hunter-Best [27]4 years ago
5 0
This one can be tricky, because your are changing the appearance of the substance. But here, you aren't changing its chemical form, so its a physical change. Even though you can't bring the pencil to its original beginning, its still a physical change. 

Answer: Physical change. 
You might be interested in
An Ebola outbreak occurs in America, and a scientist claims to have a cure. The scientist communicates his breakthrough to the p
Artist 52 [7]

Answer:

I feel that it's debatable, but really, it was not appropriate.

Explanation:

It's not appropriate because if there's a method, as a scientist, you should follow it. By going straight to the news and the public, he could cause panic and fear. He should of done everything that needed to be done before going to the press. Hope I could help!

3 0
3 years ago
Read 2 more answers
How do ribosomes make proteins
Anastasy [175]
Find what ribosomes is first
3 0
4 years ago
Read 2 more answers
When doing experiments, researchers change a condition called a(n) __________ so that they can see the results of that change.
Fiesta28 [93]
The answer to your question is answer choice .1 Independent variable.
4 0
3 years ago
Mitosis is responsible for growth, repair, and maintenance in an organism because
Darina [25.2K]
C. Exact duplicates of each mother cell are produced.
6 0
3 years ago
Read 2 more answers
The more metabolically active a cell is, the more ________ it's membrane contains.
Vedmedyk [2.9K]
When a cell is metabolically active it means there are a series of enzyme-catalysed reactions occuring in the cell (metabollic pathway) that determine the nutrients to be used for production of energy. The more metabolically active a  cell is the more proteins its membrane contain while the less active a cell is the more fats its membrane contains.
4 0
3 years ago
Other questions:
  • What are Mendel's Laws?
    13·1 answer
  • Help me please there are some pdf
    6·2 answers
  • If a protein in your body was denatured (broken down, or changes shape) because of high temperatures or a change in ph, what eff
    10·1 answer
  • Humans are more like<br> animals such as rabbits than plant's<br> because
    15·1 answer
  • high of the regulations below is not designed to protect the environment? A. resource conservation &amp; recovery act B. clean a
    12·1 answer
  • You work for a zoo where you manage the breeding program for the cheetah. Your goal is to prevent inbreeding by obtaining mates
    9·1 answer
  • I will give brainiest
    6·2 answers
  • If the mid-ocean ridge is created where the tectonic plates separate, why is a mountain range formed there?
    15·1 answer
  • The two DNA bases that are pyrimidines are:
    9·1 answer
  • PLEASE HELP ASAP!!<br> Adjust the mass. How does the mass of a pendulum affect its period?
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!