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Anna [14]
3 years ago
7

When doing scientific research ,the sources used should be ?

Physics
2 answers:
quester [9]3 years ago
6 0

Answer: Reliable and trusted

Sliva [168]3 years ago
4 0

The sources used in the scientific research purpose should be reliable.

<u>Explanation: </u>

In doing the scientific research, the sources must not be of popular kind but should be representative kind which could represent the material and method adopted in the research very well. The sources are never termed as new or old sources, as the source is not bounded by time but space.

The source applicability is defined by the parameter used in the specified location and not time. Therefore, the source must be reliable which could give definite information and trustworthy.

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Determine whether each object has potential energy, kinetic energy, or both
Pepsi [2]

Answer:

  1. stretched spring has potential energy
  2. a falling skydiver has kinetic energy
  3. a gallob of gasoline has potential energy
  4. rotating flywheel in a car in a car engine has kinetic energy
  5. a swinging wrecking ball has kinetic energy
  6. skier on a mountaintop has both

4 0
2 years ago
What did the scientists deduce from the fact that the ants eyes of the desert have multiple lenses
Evgesh-ka [11]
That the pupl is smaller than the nulian hope this helped

4 0
3 years ago
2) As a freshman in college, you enter a classroom hall believing it is Physics 101 and sit down. The professor says, "During th
Valentin [98]
No because you don’t learn about synthetic inventions yet in your first year
3 0
3 years ago
If the potential is given by v = xy - 3z-2, then the electric field has a y-component of?
kiruha [24]

If the potential is given by v = xy - 3z-2, then the electric field has a y-component of X

When the charge is present in any form, a point in space has an electric field that is connected to it. The value of E, often known as the electric field strength, electric field intensity, or just the electric field, expresses the strength and direction of the electric field.

Each location in space where a charge exists in any form can be considered to have an electric field attached to it. The electric force per unit charge is another name for an electric field. The electric field's equation is given as E = F / Q. Volts per meter (V/m) is the electric field's SI unit. Newton's per coulomb unit is the same as this one.

To learn more about electric field please visit-brainly.com/question/15800304
#SPJ4

3 0
1 year ago
Sound waves travel at the rate of 343 m/s at 20°C. If a man standing 450 meters away from the wall of a canyon yells, “Hello,” h
nekit [7.7K]

Answer:

2.62seconds

Explanation:

Speed is defined as the ratio of the distance covered by a body with respect to time.

Speed v = Distance (s)/Time (t)

For a traveling sound wave, the distance between the source of a sound and the reflector is '2S'.

Speed v = 2 × distance (S)/Time (T)

V = 2S/t

2S = vt

Given speed of the wave = 342m/s

Distance covered = 450m

t = 2S/v

t = (2×450)/343

t = 900/343

t = 2.62seconds

It will take him 2.62seconds for him to hear his own voice echo off of the wall.

5 0
2 years ago
Read 2 more answers
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