3 years ago

What are the characteristics of stars on

1 answer:

5 0

Answer:

The main sequence stretching from the upper left (hot, luminous stars) to the bottom right (cool, faint stars) dominates the HR diagram. It is here that stars spend about 90% of their lives burning hydrogen into helium in their cores. Main sequence stars have a Morgan-Keenan luminosity class labelled V.

Explanation:

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11. How many marine mammals from Figure 1 can hear sounds under 100 Hz? 12. If there was a sound that was 100,000 Hz, which mamm

bagirrra123 [75]

Answer:i think that the answer is 2 because bullfrogs and racoons can hear sounds under 100hz

Explanation:

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2 years ago

Using Boyle's law, predict what will happen to a balloon that an ocean diver takes to a pressure of 202 kPa.

Savatey [412]

Answer:

Balloon that an ocean diver takes to a pressure of 202 k Pa will get reduced in size that is the volume of the balloon will get reduced

Explanation:

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3 years ago

The wavelength of 10^15-Hz light is:

Vanyuwa [196]

Answer:

D.300nm

Explanation:

Wavelength = Speed of light / Frequency of light.....

where the speed of light is...(3 × 10^8)

Wavelength = (3 × 10^8)/(1 × 10^15)

Wavelength = 3 × 10^-7

;Wavelength = 300 × 10^-9

Hence its....300 nm

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3 years ago

Liquids with convex meniscus

kobusy [5.1K]

Mercury in a glass tube.

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3 years ago

1) A 1,600 kilogram car is also traveling in a straight line. Its momentum is 32,500 kg*m/s. What is the

BaLLatris [955]

Answer:

v = 20.31 m/s

Explanation:

p = mv -> v = p/m = 32,500 kg*m/s / 1,600 kg = 20.31 m/s

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3 years ago