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
RSB [31]
3 years ago
10

What is meant by cathode rays?what is radio activity and state three of it's effects?​

Physics
1 answer:
stealth61 [152]3 years ago
5 0

1cathode rays plural : the high-speed electrons emitted in a stream from the heated cathode of a vacuum tube

2: a stream of electrons emitted from the cathode of a vacuum tube —usually used in plural

You might be interested in
Explain how the information from the stimuli is communicated to the brain.
irakobra [83]

Answer:

Answer:Neurons communicate through an electrochemical process. Sensory receptors interact with stimuli such as light, sound, temperature, and pain which is transformed into a code that is carried to the brain by a chain of neurons. Then systems of neurons in the brain interpret this information.

Answer:Neurons communicate through an electrochemical process. Sensory receptors interact with stimuli such as light, sound, temperature, and pain which is transformed into a code that is carried to the brain by a chain of neurons. Then systems of neurons in the brain interpret this information.Explanation:

bro edit it yrself

6 0
3 years ago
Read 2 more answers
A ____________ sloped line means the object is returning to the starting point. A Upward B Backwar C Missing D Downward
Damm [24]

Answer:

A downward sloped line means the object is returning to the starting point.

4 0
3 years ago
Explain how the plants of a tropical rain forest contribute to the characteristic hot, humid weather associated with the area. U
Talja [164]

Answer: The atmosphere of trophic rainforest is hot and humid due to high rate of transpiration.

Explanation:

The tropical rainforest is a biome which exhibit rich biodiversity of plants and animals. The average temperatures in this region remain high with warm summer. It remains frost free. The soil is nutrient deficient. Due to hot temperature the rate of transpiration remains high as a result the concentration of the water vapors remain high. This is responsible for increasing the humidity in the atmosphere also this region receives appreciable amount of rainfall annually. The average rainfall range is 200-450 centimeters.

6 0
3 years ago
How does uncertainty relate to measurements and calculations made during an investigation?
DerKrebs [107]
Uncertainty means that your result may be very random, so you can't trust the first or second or so observation, making several samples critical for accuracy. <span />
4 0
3 years ago
Read 2 more answers
What type of energy does a soccer player transfer to the ball?
MrMuchimi
In soccer, the ball is potential energy. When you kick the ball, it becomes kinetic energy.
8 0
3 years ago
Read 2 more answers
Other questions:
  • A 55.0-kg box rests on a horizontal surface. The coefficient of static friction between the box and the surface is 0.300. What h
    6·1 answer
  • If the change in enthalpy is -5074.3 kj, how much work is done during the combustion?
    7·1 answer
  • What element is used as a source of radiation in smoke detectors?
    13·1 answer
  • Using Newton's third law of motion, explain what happens when you let an untied balloon go.
    11·2 answers
  • This is a form of energy representing the motion of the molecules which make up an object. A. Thermal Energy B. Kinetic Energy C
    13·1 answer
  • Multiple-Concept Example 13 presents useful background for this problem. The cheetah is one of the fastest-accelerating animals,
    5·1 answer
  • In a downtown office building, you notice each of the four sections of a rotating door has a mass of 75 kg. What is the width, i
    11·1 answer
  • You toss a coin straight upward in a train which is moving at a constant velocity. If the air friction is negligible, the coin w
    13·1 answer
  • A 5 kg rock is dropped down a vertical mine shaft. How long does it take to reach the bottom, 79 meters below?
    14·1 answer
  • Which is the correct order of the academic pathway of a pulmonologist?
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!