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
inysia [295]
3 years ago
6

Hydrogen fuel cells are used on the space shuttle to provide the shuttle with all of its electrical energy. Explain why fuel cel

ls are used instead of batteries.
Physics
1 answer:
UkoKoshka [18]3 years ago
5 0

Answer:

Hydrogen used in fuel cells has the energy to weight ratio ten times greater than lithium-ion batteries. Consequently, it offers much greater range while being lighter and occupying smaller volumes. It can also be recharged in a few minutes, similarly to gasoline vehicles.

You might be interested in
Refer to the image shown to answer the question.
Lostsunrise [7]
It would be B. Because every angle has to add up to 180 degrees. 180-70 would give you 110
7 0
3 years ago
Read 2 more answers
How does the force of gravity affects an objects acceleration
MrRissso [65]

Answer:

When objects fall to the ground, gravity causes them to accelerate.

Explanation:

Gravity causes an object to fall toward the ground at a faster and faster velocity the longer the object falls.

3 0
3 years ago
What are the 2 types of shadow<br> cast by the moon during a solar<br> eclipse?
Paha777 [63]

Answer:

umbra, penumbra

Explanation:

3 0
3 years ago
Read 2 more answers
In a _______ mixture, the ingredients are distributed evenly throughout the mixture, while in a _______ mixture, the ingredients
mamaluj [8]
In a homogeneous mixture, the ingredients are distributed evenly throughout the mixture, while in a heterogeneous mixture, the ingredients are unevenly distributed.
7 0
3 years ago
Human populations all over the world burn fossil fuels to power cars, planes, and generate electricity. Select the statement tha
Eddi Din [679]
<span>A.) Burning fossil fuels pollutes the environment and our heavy reliance on them creates a long-term problem because they are not a renewable resource.</span>
7 0
4 years ago
Read 2 more answers
Other questions:
  • Select the correct responses to the questions from the drop-down menus.
    15·2 answers
  • How far will an object move in 7 s if its average speed during that time is 40 m/s? answer in units of m?
    12·1 answer
  • What does genetic information dictate,or control?
    15·1 answer
  • A solid metal object hangs from a force sensor by a thread in the open air, and the actual weight is measured to be 0.71 N. Then
    13·1 answer
  • Give an example of a stimulus, and explain how your nervous system and muscular system work together to respond to it. Use compl
    8·1 answer
  • As described in the problem introduction, a criterion for a dark band to appear at point P is that the phase difference between
    13·1 answer
  • Ultrasound involves high-frequency sound waves. Sound waves can be used to image internal structures. This is the basis of
    13·2 answers
  • Explain What the core muscles do and why it's important to have a strong set of core muscles.​
    14·2 answers
  • Assuming the earth to be a sphere of uniform mass density. how much would it a body weight 800km below the surface of earth. if
    7·2 answers
  • A body is thrown up into the air takes a time of 4s to reach the height. What is the velocity with which the body was thrown up.
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!