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ddd [48]
3 years ago
13

Air pressure decreases as

Physics
2 answers:
hjlf3 years ago
7 0
Elevation increases
umka21 [38]3 years ago
4 0

Answer:

As elevation increases, air pressure decreases, molecules spread out, and air temperature cools.

Explanation:

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10 points
enot [183]

Answer:

B

Explanation:

I just took the test

8 0
4 years ago
A rocket burns fuel at a rate of 239 kg/s
MA_775_DIABLO [31]

The Thrust on the rocket is 1.434 MN.

To calculate the thrust of a rocket, we use the formula below

Thrust: This is the force that moves an aircraft through the air.

⇒Formula

  • T = M'×v.................... Equation 1

⇒ Where:

  • T = Thrust of the rocket
  • M' = Fuel ejection rate
  • v = gas exhaust velocity

From the question,

⇒ Given:

  • M' = 239 kg/s
  • v = 60 km/s = 6000 m/s

⇒ Substitute these values into equation 1

  • T = 239(6000)
  • T = 1434000 N
  • T = 1.434 MN

Hence, the Thrust on the rocket is 1.434 MN.

Learn more about Thrust here: brainly.com/question/13501791

6 0
3 years ago
Two vectors pointing right starting at the same position. Vector A is on top and longer. Vector B is shorter and below.
Oksana_A [137]

Answer:

The displacements are not equal. While their direction is the same, their length (i.e., distance or magnitude) is not. A is longer than B.

Explanation:

correct on e2020- sample respnse

4 0
3 years ago
Read 2 more answers
Mrs. Waid drives her car up Route 8 at 80mph. If her car weighs 2500 lbs,
Shtirlitz [24]

Answer:

It have 1.359 joule kinetic energy.

Explanation:

  • Kinetic energy is defined as the energy of any object due to its state of motion.
  • Mathematically kinetic energy can be calculated as:

                                    K.E = \frac{1}{2}mv^{2} ...........................equation 1

        where,

           m= mass of object

           v= velocity of that moving object

  • In the above problem;

                     mass= 2500 lbs = 5511.56 kg.

                     velocity= 80mph= \frac{80}{60*60} m/s = 0.0222 m/s.

  • Substituting the values in equation 1, we get;

                                    K.E= \frac{1}{2} * 5511.56 * 0.0222^{2}

                                   K.E= 1.359 joule.

7 0
3 years ago
When the boy crashes his bumper car into the girl's bumper car, the momentum from his car is transferred to hers. What evidence
Darya [45]

Answer:

Where is the text?

Explanation:

If you refer to the short sentence you wrote as text, I believe the answer is probably the word "crashes" because it shows how the momentum was transferred.

8 0
3 years ago
Read 2 more answers
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