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ANTONII [103]
4 years ago
13

The main difference between speed and velocity involves

Physics
1 answer:
AysviL [449]4 years ago
4 0
Direction. Velocity is a vector that describes both speed and direction, while speed is a scalar that describes only speed regardless of direction.
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The mass of a proton is 1833 times larger than the mass of an electron. When a proton an electron interact with each other the o
Ad libitum [116K]

B. Exactly the same as the electric force of the electron on the proton.

<u>Explanation:</u>

Even if the mass of proton is increased or decreased, the force between electron and proton will remain the same because force is dependent on the charge of the object and distance between them. The force between the charges is independent of their masses. So, even if the mass of a proton is 1833 times larger than the mass of an electron, the force between them will be same.

According to Coulomb's law:

F = k\frac{q_1q_2}{r^2}

where,

F is the force

q₁ and q₂ are the charges

r is the distance between the charges

8 0
3 years ago
Two passenger trains are passing each other on adjacent tracks. train a is moving east with a speed of 13 m/s, and train b is tr
alukav5142 [94]

Since the two trains are passing in opposite directions, so this means that their relative velocities will be the sum of the two trains that is: 

<span>
relative velocity = (13 + 28) = 41m/s</span>

<span>
a. The passengers aboard on train B will see that train A is moving at 41m/sec due east</span>

 

<span>b. The passengers aboard on train A will see that train B is moving at 41m/sec due west</span>

7 0
3 years ago
Read 2 more answers
Choose one of the six fitness related components that are used in gymnastics.
MAVERICK [17]
Balance would be the answer to this questions
4 0
3 years ago
When solar flares increase solar wind from the corona what do they cause in earth's upper atmosphere?
Strike441 [17]

They cause magnetic storms. A magnetic storm is a fleeting disturbance of the Earth's magnetosphere. A magnetic storm is caused by a solar wind shock wave associated with solar coronal mass ejections, coronal holes, or solar flares. It typically strikes the Earth's magnetic field 24 to 36 hours after the event.

5 0
4 years ago
On may 26, 1934, a streamlined, stainless steel diesel train called the zephyr set the world’s nonstop long-distance speed recor
dimaraw [331]
First we can calculate the average speed v in km/h by the equation v=s/t where s is the distance traveled and t is the time:

First we turn time into seconds and divide by 3600 to get time t in hours is:

t=13*3600 s + 4*60 s + 58 s= 47098 s  and that is:

t=47098s/3600s=13.08278 hours

So v=1633.8/13.08278=124.88 km/h

To get speed in m/s we simply turn kilometers into meters and hours into seconds:

s=1633.8 km *1000 = 1633800 m 

t=13*3600s + 4*60 s + 58 s=46800 s + 240 s + 58 s=47098 s

v=s/t=1633800/47098=34.67 m/s

So average speed in km/h is v=124.88 km/h and in m/s is v= 34.67 m/s. 


8 0
3 years ago
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