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4vir4ik [10]
3 years ago
8

The body went 450 meters within 30 seconds of starting the movement. In what time did the first 50 meters go?

Physics
1 answer:
Andrew [12]3 years ago
8 0

3.33 seconds.

<u>Explanation:</u>

We can find the speed of the body using the formula,

Speed = Distance traveled in meters /  time taken in seconds

= 450 m / 30 seconds

= 15 m/s

So per second the distance traveled by the body is 15 m.

So time needed to travel 50 m can be found as,

time = distance/speed

= 50 m / 15 m /s

= 3.33 s

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Nisha was making a list of things that are obtained from plants and Amol was making a list of things that can dissolve in water.
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Answer:

Sugar

Explanation:

Nisha's list:                               Amol's list

  Jute                                          Vinegar

  Wood                                       Lemon juice

  Rubber                                   Cooking soda

Nisha's list is made up of things that can be derived from plants. From the list given, oil, sugar and cotton can also be obtained from plants.

Most plant materials are organic matter.

Amol's list is made up of things that can dissolve in water. Sugar and table salt can also be dissolved in water.

Water is able to dissolve these materials because they are polar compounds. One rule of solubility is that like dissolves like.

New list:

Nisha's list:                               Amol's list

  Jute                                          Vinegar

  Wood                                       Lemon juice

  Rubber                                   Cooking soda

  Sugar                                       Sugar

                                   

Only sugar from the list can be added to both lists. It can be obtained from plant and can also dissolve in water.

                                             

6 0
3 years ago
What does the blackboard do when white light falls on it?​
shusha [124]
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Answer:

5.6 volts

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According to Ohm's Law, V = IR

where V = voltage, I = Current and R = resistance

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A rocket moves through outer space at 11,000 m/s. At this rate, how much time would be required to travel the distance from Eart
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