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barxatty [35]
3 years ago
14

Why are there multiple versions of the scientific method?

Physics
1 answer:
qwelly [4]3 years ago
5 0

Answer:

If the experiment works and the data is analyzed you can either prove or disprove your hypothesis.

Explanation:

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7nadin3 [17]
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Nonmetals
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Bad conductors of heat and electricity
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3 years ago
Which of the following combinations would result in the least acceleration?
jasenka [17]

Answer:

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Explanation:

5 0
3 years ago
Wooden ball lies in a vessel with water so that half of it is immersed in water.
Ugo [173]

Downward force acting on the ball is 19.6N

Net force acting on the ball is 1960V N

<u>Explanation:</u>

<u />

Given:

Mass of the ball, m = 2kg

Density of ball, σ = 800 kg/m³

Density of water, ρ = 1000 kg/m³

Downward force acting by the ball in the vessel = mg

where, g = 9.8m/s²

F = 2 X 9.8

F = 19.6N

Net force acting on the ball:

Fnet = (ρ - σ) Vg

where,

V is the volume of water

Fnet = (1000 - 800) V X 9.8

Fnet = 1960V N

If the volume is known, then substitute the value of V to find the net force.

Thus, Downward force acting on the ball is 19.6N

         Net force acting on the ball is 1960V N

5 0
4 years ago
If we decrease the distance an object moves we will
emmasim [6.3K]
... without changing the speed of the object, then
we will not have to wait so long for the object to get
where it is going.
6 0
3 years ago
Read 2 more answers
(Double points) A mechanic used a wrench 0.6 meters long to loosen rusted lug nuts on a truck wheel. By standing on the end of t
Korolek [52]

Answer:

Torque, \tau=588\ N-m

Explanation:

It is given that,

Length of the wrench, l = 0.6 m

Mass of the wrench, m = 100 kg

We know that the torque applied by mechanic is given by :

\tau=Fl

\tau=mgl

\tau=100\times 9.8\times 0.6

\tau=588\ N-m

So, the torque applied by the mechanic is 588 N-m. Hence, this is the required solution.

3 0
3 years ago
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