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borishaifa [10]
3 years ago
13

A student is conducting an experiment to determine how far a ball will roll down a ramp based on the angle of incline. What are

the independent and dependent variables for this experiment?
Physics
2 answers:
sammy [17]3 years ago
7 0
The dependent variable in this experiment is how far the ball will roll.

the independent variable is the in incline.
enyata [817]3 years ago
4 0

Answer: The student can change the angle of the pendent, then the angle will be the independent variable. And for each angle he chooses, the ball will travel certain distance, so the "how far the ball will roll down" is the dependent part. But the way this is phrased, the ball will always roll down the whole length of the ramp, and after that will travel certain distance, wich will depend on the angle of the ramp.

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fiasKO [112]

Answer:

Yes

Explanation:

Any transparent surface in practical is neither a perfect absorber of electromagnetic waves neither a perfect reflector. Generally all the transparent surfaces reflect some amount of irradiation and the other parts are absorbed and transmitted.

<u>That is given by as relation:</u>

\alpha+\rho+\tau=1

where:

\alpha= absorptivity which is defined as the ratio of the absorbed radiation to the total irradiation

\rho= reflectivity is defined as the ratio of reflected radiation to the total irradiation

\tau= transmittivity is defined as the ratio of total transmitted radiation to the total irradiation

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