Which of the following is true?

1 answer:

8 0

I believe the correct response would be D. All of the above, as all of the statements concerning weight of a particular object and mass are true.

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What is the kinetic energy of a 10-kg bicycle moving at 10 m/s?

Stolb23 [73]

Answer:

Kinetic energy is equals to 0.5mv² where m is the mass in

kilograms and v is the velocity in ms-1

So, for a bicycle of 10kg moving at 10ms-1,

K.E

= 0.5mv²

= 0.5(10)(10²)

= 500 J

Explanation:

3 0

3 years ago

According to the third law of motion when we put an object, the object pushes back on us with an equal and opposite force. If th

vichka [17]

Hi pupil Here's Your answer :::

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Student's justification is not correct. Two equal and opposite force cancel each other if the act on the same body. According to the third law of motion action and reaction forces are equal and opposite but they both act on different bodies. Hence, they cannot cancel each other.

When we push a message track, then the applied force on the truck is not sufficient to overcome the force of friction between the tyres of truck and ground, hence, truck does not move.

⬅⬅⬅⬅⬅⬅⬅⬅⬅⬅⬅⬅⬅

Hope this helps .

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2 years ago

If a capital letter R is seen in an ordinary mirror , what does it look like?

Radda [10]

Answer:

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2 years ago

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Earth's inner core is:a dense ball of solid metal

hram777 [196]

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AThey cause athletes to stop training hard incorrect answer
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CThey cause athletes to stop competing to win incorrect answer
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2 years ago

The Moon requires about 1 month (0.08 year) to orbit Earth. Its distance from us is about 400,000 km (0.0027 AU). Use Kepler’s t

dem82 [27]

Answer:

$\frac{M_e}{M_s} = 3.07 \times 10^{-6}$