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larisa [96]
3 years ago
11

Which factors are used to calculate the kinetic energy of an object? Check all that apply. gravity velocity volume mass height

Physics
2 answers:
Sonja [21]3 years ago
8 0

<em>Quantities that determine the kinetic energy of a body are its </em><em>mass and velocity </em>

Answer:  <em>mass and velocity </em>

Explanation:

The kinetic energy of a body is the energy possessed by an object by virtue of its motion. It is given by the equation

                                       k= \frac{1}{2}mv^2

Where m represents mass of the body and v represents its velocity.

Two bodies of equal velocity but different mass the heavier body will have greater kinetic energy. When an object is at rest its velocity is equal to zero. Thus its kinetic energy will be zero. Hence it can be concluded that only moving bodies have kinetic energy.

Stationary objects placed at a height possess potential energy which is the energy by virtue of their position or configuration. The total mechanical energy of a system is the sum of potential and kinetic energy.

maksim [4K]3 years ago
8 0

Answer:

mass, velocity

Explanation:

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Results of attitude research with twins has revealed
Tamiku [17]

Answer and explanation;

According to twin studies attitudes may be genetically based, research has supported that Identical twins are more likely to share similar attitudes. Attitudes change as the result of behavior and not the other way around

Genetic factors may influence general dispositions and condition-ability that may influence formation of more specific attitudes. Controlled twin studies in US and Sweden reveal that identical twins share more similar attitudes than fraternal twins.


8 0
4 years ago
A playground ride requires 21 seconds to make one complete revolution
luda_lava [24]

The angular speed of the playground ride is determined as 0.3 rad/s.

<h3>What is angular speed?</h3>

Angular speed is the rate at which an object changes it angles which we measure in radians in a given time.

<h3>Angular speed of the ride</h3>

The angular speed of the ride if the ride makes one complete revolution is calculated as follows;

ω = θ/t

ω = 2π/t

where;

  • ω is angular speed of the ride
  • t is time of motion of the ride

one complete revolution = 2π radians

ω = 2π/21

ω = 0.3 rad/s

Thus, the angular speed of the playground ride is determined as 0.3 rad/s.

Learn more about angular speed here: brainly.com/question/24158647

#SPJ1

The complete question is below;

A playground ride requires 21 seconds to make one complete revolution, what is angular speed of the ride in radian per second.

3 0
2 years ago
You are the captain of a pirate ship and wish to find out how strong a new first mate is at rowing treasure from shore to the sh
AlekseyPX

Answer:

C

Explanation:

Power is work divided by time:

P = W / t

Work is force times distance:

W = F d

Therefore:

P = F d / t

Given that F = 500 N, d = 60 m, and t = 240 s:

P = 500 N * 60 m / 240 s

P = 125 W

Answer is C.

7 0
3 years ago
What are four metals other than iron that can be made to exhibit magnetic properties? Fill in the blank. Every magnet has ______
Morgarella [4.7K]

Answer:

Four metals other than iron that can be made to exhibit magnetic properties are nickel, cobalt, manganese, and chromium.

two

neutral region

north

magnetic

Explanation:

PennFoster

4 0
4 years ago
PLZ ANSWER ASAP, I WILL MARK AS BRAINLIEST
MissTica

Answer:

electric potential energy=

\frac{KQq}{r}

so the electric potential energy and distance(r) are inversely proportional.

then, the greatest energy occur in the smallest distance b/n the two balloon.

7 0
4 years ago
Read 2 more answers
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