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
atroni [7]
3 years ago
7

The photoelectric effect tells us that __________.

Physics
1 answer:
Ivanshal [37]3 years ago
6 0
<h2>hey </h2>

  1. It describes the process by which surface electron's are emitted from a metal when light is shined on it.
  2. And it tells us that light at a higher intensity must contain more quanta of energy, known as protons.

You might be interested in
A torque of 50 N*m acts on a wheel of moment of inertia 25 kg*m^2 for 4 s and then is removed.
motikmotik
You have to find the calculate<span> the circumference first then you can just multiply the diameter by π, which is about 3.142. That gives you the distance for each </span>revolution<span>. Then you can multiply by the </span>number of revolutions<span> per minute.

</span>
3 0
3 years ago
Which statement is true according to Newton's first law of motion?
katrin2010 [14]
C) In the absence of an unbalanced force, an object at rest will stay at rest and an object in motion will stay in motion.

hope this helps and have a great day :)







8 0
3 years ago
Read 2 more answers
How are electrical signals transmitted over long distances?
forsale [732]

Answer:

Over such small distances, digital data may be transmitted as direct, two-level electrical signals over simple copper conductors. This results from the electrical distortion of signals traveling through long conductors, and from noise added to the signal as it propagates through a transmission medium.

4 0
3 years ago
Please Help!<br> _______________
marishachu [46]

Answer:

constant at the speed of light

8 0
3 years ago
Explain how microorganisms are friend and foe.​
Helga [31]

Answer:

Because they are beneficial

Explanation:

There are microorganisms in our large intestine that synthesis vitamins and allow them to be absorbed into the bloodstream. However a tiny minority are pathogens (disease-causing agents). These pathogens often called germs or bugs, are a threat to all life forms.

8 0
3 years ago
Other questions:
  • Which type of bond has an electronegativity difference greater than 1.7? a. ionic c. nonpolar covalent b. metallic d. polar cova
    13·1 answer
  • Distance between bholu and golu house house 9 km . bholu has to attend golu birthday party at 7am . he started from his home at
    8·2 answers
  • You are standing outside during the daytime. How can you see a blade of grass?
    8·2 answers
  • Create a piece of evidence showing the relationship between potential and kinetic energy You MUST include the following words: p
    7·1 answer
  • Can anyone help me with B.?
    10·1 answer
  • Oceans experience very small temperature changes causing nearby areas to
    14·1 answer
  • A sailboat starts from rest and accelerates at a rate of 0.21 m/s^2 over a distance of 280 m. find the magnitude of the boat's f
    6·1 answer
  • How do the orbits of the planets farthest from the sun compare to the orbits of the planets closest to the sun?
    5·1 answer
  • What physical property cause liquid to separate??
    10·1 answer
  • 21. A person standing 49.5m from the foot of a cliff claps his hands and hears an echo 0.3
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!