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vlabodo [156]
2 years ago
14

No links plz!!

Physics
1 answer:
Pavlova-9 [17]2 years ago
6 0

Answer:

Light

Explanation:

The way a concave mirror works is that since it's concave, the light bounces off of each other. a convex mirror, it curved the opposite, and the mirror has no way to bounce off of itself.

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He used truffula trees to make thneeds
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When air resistance balances the weight of an object that is falling, the velocity _____.
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Decreases. Air resistance will slow a falling object to its terminal velocity, placing a limit on its acceleration. 
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3 years ago
A mass on a spring with k=88.7 N/m oscillates 15 times in 9.24s. what is the objects mass? unit=kg?
sweet [91]

The mass on the spring is 0.86 kg

Explanation:

The period of a mass-spring system is given by the equation

T=2\pi \sqrt{\frac{m}{k}}

where

m is the mass

k is the spring constant

In this problem, we have:

k = 88.7 N/m is the spring constant

The system makes 15 oscillations in 9.24 s: therefore, the period of the system is

T=\frac{9.24}{15}=0.62 s

Now we can re-arrange the first equation  to solve for the mass:

m=k(\frac{T}{2\pi})^2=(88.7)(\frac{0.62}{2\pi})^2=0.86 kg

Learn more about period:

brainly.com/question/5438962

#LearnwithBrainly

3 0
3 years ago
A bowling ball is rolling in a straight line toward the pins at a speed of 2.2 m/s. Its momentum is 4.75 kg*m/s. What is the
Thepotemich [5.8K]

Answer: m= 2.16 kg

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p = mv

Derive to find m:

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= 4.75 kg.m/s / 2.2 m/s

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3 0
4 years ago
Read 2 more answers
Which of the following is an example of acceleration?
Naddika [18.5K]

Answer:

c

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You can view in the attached diagram to understand how the velocity is being changed.

7 0
3 years ago
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