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belka [17]
3 years ago
11

What are elements made up of? atoms matter Hydrogen substance

Physics
1 answer:
gavmur [86]3 years ago
7 0
Elements are made up of atoms
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An object has moved through a distance. Can it have zero displacement? Justify your answer.PLEASE I WILL MARKK AS BRAINLIESTT
DochEvi [55]

Answer:

Explanation:

yes object can move through a distance  and can have zero displacement  

as displacement is the shortest distance between two points eg: if a person has moved a distance of 20 m and comes back to his original place by moving back 20m in such a case  distance moved by the person is 40m but his displacement is 0 as shortest distance covered by him is 0 as he is in his original place

Yes, it is possible for a body to have traveled a distance yet have a displacement of zero.

Distance traveled by a body is the length of the path covered by it.

On the other hand displacement of a body is the shortest distance between the initial and the final point of a body.

When a body is traveling such that it ends at the point from where it started its journey, it covers a distance but the displacement of the body is zero.

So a body that has moved through a distance can have zero displacement.

3 0
2 years ago
A 100 kg cart goes around the inside of a vertical loop of a roller coaster. The radius of the loop is 3 m and the cart moves at
Leya [2.2K]

The centripetal force acting on the object is 1200N

<u>Explanation:</u>

Given-

mass, m = 100kg

radius, r = 3m

Velocity, v = 6m/s

Force, F = ?

When an object moves in a circular motion, then centripetal force acts on it.

We know,

Centripetal force, Fc = mv²/r

                             Fc = 100 X \frac{6^2}{3} \\\\

                             Fc = 1200N

Therefore, the centripetal force acting on the object is 1200N

7 0
4 years ago
Which statement is true about the formation of bounds
MariettaO [177]
The formation of bonds releases energy. 
4 0
3 years ago
The speed for a car that went a distance of 125 miles in 2 hours time is ______. Question 2 options: 250 meters/sec 62.5 miles/h
Goryan [66]

Answer:

62.5 miles per hour

Explanation:

Speed = Distance travelled / Time taken

Speed = 125/2 = 62.5

You derive the units of the speed...by using the speed formula....,

Speed = Distance/Time

Speed = miles/hour

Hence the units for the speed = miles/hour

5 0
3 years ago
What is a question that an engineer might have about a can opener?
GuDViN [60]

Answer:

Where can I get a can opener? hahaha

8 0
3 years ago
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