Answer:
A) It bounces off.
Explanation:
Bouncing back of light into the same medium is known as reflection of light
As per law of reflection we know that light incident on the surface at a given angle with respect to the normal then the angle of reflected light with the normal will be same
angle of incidence of light = angle of reflection of light
Also we know that incident light, reflected light and normal always lie in the same plane
So we can say that here correct answer will be
A) It bounces off.
Answer:
The answer is A) It bounces off
Explanation:
Refraction bends and Reflection bounces off. (I just took the test).
speed
reflection
color
Explanation:
i think the answer is Reflection
The impulse-theorem states that the change in momentum of an object is equal to the impulse exerted on it
Explanation:
The impulse-theorem states that the change in momentum of an object is equal to the impulse exerted on it.
Mathematically, we have:
- The impulse is defined as the product between the force exerted (F) and the duration of the collision ():
- The change in momentum is equal to the product between the mass of the object (m) and the change in velocity ():
So, the theorem can be written as
This theorem can be proved by using Newton's second law. In fact, we know that
(1)
where a is the acceleration of the object. However, we can re-write the acceleration as the rate of change of velocity:
Therefore, (1) becomes:
And by re-arranging,
Which is exactly the formula of the impulse theorem.
Learn more about impulse and momentum:
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Answer: B.) by using a gravitational slingshot