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zheka24 [161]
4 years ago
8

Sound is an electromagnetic wave.

Physics
1 answer:
Pepsi [2]4 years ago
6 0
The answers are:

1. FALSE

2. FALSE
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Before the widespread use of computers, how was the epicenter of an earthquake determined?
Nezavi [6.7K]
 Data was used from three different stations. Where their data overlapped was where the epicenter was located.
it is called triangulation 
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3 years ago
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What information could you gather about a star if its light curve had multiple
yanalaym [24]

The information that could be gathered about a star whose light curve has multiple symmetrical depths is ; The shape and surface variegation of the star

The light curves of a KBO ( moons and stars ) are measured as a rate of the brightness of a star in relation to time. therefore the study of the light curve having multiple symmetrical depths ( depth of brightness ) will give an information about the shape/size and the surface variegation of the star

Hence we can conclude that The information that could be gathered about a star whose light curve has multiple symmetrical depths is ; The shape and surface variegation of the star

Learn more : brainly.com/question/19573734

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2 years ago
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In which of the following elevator situations would the acceleration be positive. Select TWO answers
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Both options 5 and 6

Explanation:

Let us consider option 5,

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Let us consider option 6,

In option 6 body is moving down with initial velocity lower than that of final velocity which gets accelerated. Therefore the acceleration is positive in this case.

4 0
3 years ago
When preparing to strip insulation in order to splice conductors, a person should strip the insulation back far enough so that t
Fiesta28 [93]

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Closely fits into the connector.

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If you wanted to soundproof your bedroom, the best material to line the walls would be
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a soft foam material because soft materials absorb sound better

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