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
insens350 [35]
3 years ago
14

Because ultraviolet light travels in waves, it can sometimes be blocked as it travels from the Sun to Earth. What are some facto

rs that might affect how much UV light gets to us, and why are some of these useful?
Physics
1 answer:
Svet_ta [14]3 years ago
8 0
No measurable UVC from solar radiation reaches the Earth's surface, because ozone, molecular oxygen and water vapor in the upper atmosphere completely absorb the shortest UV wavelengths.
You might be interested in
Place a small object on the number line below at the position marked zero. Draw a circle around the object. Mark the center of t
Murrr4er [49]
Can you post a picture of the whole thing please
6 0
3 years ago
When observing a group of children at a daycare center, Emily made the following observations: Five year old children played in
konstantin123 [22]
This question is not about physics science.

The answer is: option <span>a. Five-year-old children have longer attention spans than three-year-old children.

It is the attention ability what let the older children to stay longer in one location instead of being moving between different activities. The younger children who cannot keep their attention long time in a same activity entertain themselves by changing activities.
</span>
5 0
3 years ago
Read 2 more answers
A rocket has landed on Planet X, which has half the radius of Earth. An astronaut onboard the rocket weighs twice as much on Pla
Burka [1]

Explanation:

Let acceleration due to Gravity for a planet is given by:

g_X=GM/R^2

Here,g_X = 2g

Escape velocity is given by:

v =\sqrt{ \frac{2GM} {R}} = \sqrt{2aR}

Here, R=R_earth/2

and g_X = 2g

Therefore,v=\sqrt(2(2g)(R/2))=v_0

7 0
3 years ago
According to the law of mass, 8 grams of hydrogen and 32 grams of oxygen will combine to form how many grams of water?
seropon [69]

Answer:

36 grams of water

Explanation:

mass of H2O = 0.5 x 18 = 9g

7 0
2 years ago
Which statement supports the idea that the Earth rotates on its axis?
Ivenika [448]

Answer:

c

Explanation:

because the other would not make sense

3 0
3 years ago
Other questions:
  • Consider an RLC series circuit. The impedance of the circuit increases if XC increases. TRUE or FALSE
    11·1 answer
  • 5. The force of ________ is the force at which the earth attracts another object towards itself.
    10·2 answers
  • In the United States, most of our energy comes from this non–renewable resource, which has a negative effect on the environment.
    10·2 answers
  • The sun heats earth's atmosphere unevenly. this causes convection currents to move in large circles in the atmosphere. what is t
    7·2 answers
  • Air entering the potential space of the pleural cavity is called
    8·1 answer
  • If two objects have equal kinetic energies, do they necessarily have the same momentum? Defend your answer.
    15·1 answer
  • Explain what 'vibrating' means.
    7·1 answer
  • A wave travels at 295 m/s and has a wavelength of 2.50 m. What is the frequency of the wave?
    8·1 answer
  • During a severe storm, electrical transformers that function independently are expected to operate 85 percent of the time. Suppo
    11·1 answer
  • What came before the big bang? What was..there? If not matter?
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!