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
Lelu [443]
3 years ago
7

NEED HELP! FAST! WILL CHOOSE BRAINLIEST ANSWER!

Chemistry
1 answer:
Jobisdone [24]3 years ago
6 0
Mechanical waves need mediums. or else it isn't a mechanical wave
You might be interested in
If a house viewed through infrared goggles ,where would the most seen
Serjik [45]

Answer:

The answer is D - near the roof.

Explanation:

Attics don't have a ton of insulation or hard cinder-block to block the goggles form seeing through it. This is why the attic can be a place where the temperature varies with the outside temperature.

5 0
2 years ago
8. How do you know when kinetic energy is not changing?
Nostrana [21]
Answer:

Kinetic energy is the energy of motion so to figure out that it’s not changing is if the object is still moving. If it’s staying still or is at rest, it is presenting potential energy, which is when energy is being stored inside the object.
5 0
2 years ago
Which chemical property makes a substance suitable as a fuel?
inessss [21]
<span> Ethanol's </span>chemical<span> formula is C2H5OH.</span>Properties<span>. Pure ethanol is a flammable, colorless liquid with a boiling point of 78.5° C. Its low m</span>
4 0
3 years ago
Read 2 more answers
Which of the following units would be the most appropriate for measuring the thickness of a piece of paper? A. centimeters B. mi
Alla [95]
B, millimeters because paper is really thin therefore it'd require small measurements for units.
3 0
3 years ago
Which statement is most consistent with the plum pudding model of the atom?
lianna [129]
The answer to this question would be: <span>1) Electrons occupy regions of space
</span><span>
In plum pudding model, the atoms are drawn as pudding and the negative particle is spread around the pudding. In this model, the electron is spread but not moving in orbit. Rutherford model that comes afterward is the one that says most of the atoms is empty space.</span>
3 0
3 years ago
Read 2 more answers
Other questions:
  • How many moles of hf are needed to react with 0.380 mol of na2sio3?
    5·2 answers
  • Given the reaction: mg(s) 2 agno3(aq)--&gt; mg(no3)2(aq) 2 ag(s) which type of reaction is represented? (1) single replacement (
    8·1 answer
  • Carbon monoxide (CO) reacts with hydrogen (H2) to form methane (CH4) and water (H20).
    5·1 answer
  • Help please !!!
    5·2 answers
  • A number of substances and their chemical formulas are listed below. Check the ones that are compounds. neon (Ne) carbon monoxid
    8·1 answer
  • What are some examples of Heterogeneous Catalysts?
    14·1 answer
  • Which is an example of a physical change?
    13·2 answers
  • Four difference between electrolytic cell and electrochemical cell​
    9·1 answer
  • What can you do to help reduce Acid Rain? List 5 ways. <br><br> Help me yall!! Imao
    8·1 answer
  • Rank these photons in terms of decreasing energy:<br> (b) microwave (v=9.8 ×10¹¹s⁻¹)
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!