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oee [108]
2 years ago
15

The expression of x=4t+2t^2 Where x is distance and t=time What is displecement ?​

Physics
1 answer:
vampirchik [111]2 years ago
8 0

Answer:

x = 4 t + 2 t^2      

the displacement is x which is zero at t = 0 and then increases indefinitely as t increases indefinitely

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What phenomenon will take place as a light wave bends when it passes from one medium into another?
Licemer1 [7]
Refraction
the fact or phenomenon of light, radio waves, etc. being deflected in passing obliquely through the interface between one medium and another or through a medium of varying density.
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3 years ago
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Tara prepared a report to show how the amplitude of waves affects the energy of waves. Is her graphical representation correct?
Gelneren [198K]

Answer:

It is not correct because the amplitude of the waves can be bigger than others and the graph can be going up and down

Explanation: I got the question right

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3 years ago
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What is the difference between condensation and precipitation
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Explanation:

The water cycle is based on three parts;

1. Evaporation

2. Condensation

3. Participation

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It is the process in which water vapor changes into liquid water or in other words, it is the transition from the gaseous state to liquid state.

Precipitation:

It is the process in which any liquid or frozen water such as snow that forms in the atmosphere and falls back to the Earth

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3 years ago
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What is the cause of most waves and how can this change waves' characteristics?
Tanzania [10]

There are three main factors that affect wave formation: wind velocity, fetch, and duration.

Waves are most commonly caused by wind. Wind-driven waves, or surface waves, are created by the friction between wind and surface water. As wind blows across the surface of the ocean or a lake, the continual disturbance creates a wave crest.

8 0
3 years ago
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A sled of mass 15 kg slides across the ground with a friction force of 80.85 N. What is k between the sled and the ground?
Dvinal [7]
The expression for the frictional force between the sled and the ground is:
F=k m g
where k is the coefficient of friction, m is the mass of the object and g=9.81 m/s^2 is the gravitational acceleration.

The friction force in our problem is F=80.85 N. The mass of the object is m=15 kg. Re-arranging the formula, we can find the value of k:
k= \frac{F}{mg}= \frac{80.85 N}{(15 kg)(9.81 m/s^2)}=0.55
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3 years ago
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