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Sonja [21]
3 years ago
14

Describe rocket science in one sentence to me...

Physics
1 answer:
never [62]3 years ago
3 0

Answer:

the science of designing aur building rocket also :- something that is very difficult to learn or understand The job is challenging, but it's not exactly rocket science.

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Objects falling through air experience a type Of friction called ____
DaniilM [7]

Answer: That's air resistance.

Explanation: Well, air resistance is an upward force exerted on falling objects.

( I hope this helped <3 )

6 0
4 years ago
Read 2 more answers
Find initial velocity and time in air​
kkurt [141]

Answer:

The answer to your question is: v = 121.46 m/s

Explanation:

Data

h = 30 m

vo = ?

dx = 300 m

Formula

t = \sqrt{\frac{2h}{g}}

speed = distance / time

Process

t = \sqrt{\frac{2(30)}{9.81}} \\

t= 2.47 s

speed = 300 / 2.47

speed = v = 121.46 m/s

6 0
3 years ago
Is it possible for an object moving with a constant speed to accelerate? explain?
Andreas93 [3]
Yes, as long as it hasn't reached its maximum speed. Think of a car going 30mph, it can remain at this speed and travel at a constant rate; however, the car could also increase it's speed further. Hope this answers your question.
5 0
4 years ago
Can someone help me please? I’m so confused
Svetradugi [14.3K]

Answer:

what do you need help with? Like which type of print each image is?

Explanation:

5 0
3 years ago
A tube has a length of 0.025 m and a cross-sectional area of 6.5 x 10-4 m2. The tube is filled with a solution of sucrose in wat
Pepsi [2]

Answer:

The time required for sucrose transportation through the tube is 8.4319 sec.

Explanation:

Given:

L = 0.025 m

A = 6.5×10^-4 m^2

D = 5×10^-10 m^2/s

ΔC = 5.2 x 10^-3 kg/m^3

m = 5.7×10^-13 kg

Solution:

t = m×L / D×A×ΔC

t = (5.7×10^-13) × (0.025) / (5×10^-10)×(6.5×10^-4)×(5.2 x 10^-3)

t = 8.4319 sec.

5 0
3 years ago
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