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devlian [24]
1 year ago
13

Johns mass is 92.0kg on the earth, what is his mass on mars where g= 3.72m/s^2

Physics
1 answer:
BabaBlast [244]1 year ago
6 0

The mass is a fundamental property of all matter.

Mass is not the same as weight, the weight depends on the gravity while the mass does not. Therefore the John's mass is the same in mars.

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When measuring accelerations with three different graphs (x-t, v-t, a-t) which gives the most reliable results and why?
kipiarov [429]

Answer:

the best graph to find the acceleration is v-t since calculating the slope averages the different experimental errors.

Explanation:

The different graphics depending on time give various information, let's examine what we can get from some

Graph of x -t. from this graph we can obtain the speed through the slope, but the acceleration is not directly obtainable

v-t chart. We can get the acceleration not through the slope and the distance traveled by the area under the curve. Obtaining acceleration is very accurate since it is an average that avoids possible errors in measurements. This is the best graph to find the acceleration

Graph of a-t In this graph the acceleration is a point on the Y axis, it gives some errors because it depends strongly on the possible experimental errors.

In conclusion, the best graph to find the acceleration is v-t since calculating the slope averages the different experimental errors.

5 0
3 years ago
In track, there is a 1500 meter event. Is this distance more or less than a mile?
fenix001 [56]
Less than because a mile is 1600 meters
5 0
3 years ago
Sound waves strike a glass and cause it to shatter.
e-lub [12.9K]
1. Resonance. Mechanical waves act on or through a medium, these waves can often have frequencies that are synchronized in a way that makes them act on the matter in the medium more "aggressively."
3 0
3 years ago
I will give brainliest
Inga [223]

Answer:

it has nucleus

Explanation:

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7 0
3 years ago
Read 2 more answers
Galileo performed an experiment to measure the speed of light by timing how long it took light to travel from a lamp he was hold
krok68 [10]

Answer:

The time it takes light to cover 1.5 km was too short to be measured by Galileo's instruments.

Explanation:

The speed of light is c=3*10^8m/s, which means the time it takes to cover a distance of 1.5 km (or 1,500m) will be

t= \dfrac{1500m}{3*10^8m/s}

t= 0.000005s

which is \dfrac{1}{200000} of a second! This time delay could in no way be measured by Galileo considering the fact that he was using his heartbeat to measure time!

6 0
3 years ago
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