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Alexeev081 [22]
3 years ago
12

Which type of investigations include a hypothesis?

Physics
2 answers:
AURORKA [14]3 years ago
7 0

descriptive, correlational, quasi-experimental and experimental methods include a hypothesis.

Vera_Pavlovna [14]3 years ago
6 0

The experimental type of investigation tests the proposed hypothesis.  

<u>Explanation:</u>

There are mainly three types of investigation in a research namely,  experimental investigation, comparative investigations and the descriptive investigations. Of the three, hypothesis is proposed in experimental type of investigation in research. There are two hypothesis given, one is null hypothesis and other is alternate hypothesis.

The hypothesis is tested with experimentation and when the results proves the hypothesis the theory is accepted. And later that may be formulated into law or meets the research objectives.

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What is this feature?
Viktor [21]

Answer: c Delta

Explanation:

A delta is a landform created by deposition of sediment that is carried by a river as the flow leaves its mouth and enters slower-moving or stagnant water. This occurs where a river enters an ocean, sea, estuary, lake, reservoir, or (more rarely) another river that cannot carry away the supplied sediment.

Hope this helps!!

3 0
3 years ago
As a new electrical technician, you are designing a large solenoid to produce a uniform 0.170 T magnetic field near its center.
lord [1]

Answer:

Explanation:

Magnetic field = permeability x turn density x current

Magnetic field = 0.22T

turn density = 4150 /1.6 = 2593.75 t/m

permeability : µ = k µ°

µ°= 4 π 10^-7

k = 1

I = 0.22 / 4 π 10^-7 * 2593.75 = 0.22 10^7 /32594 = 67.497 A

7 0
4 years ago
A converging lens of focal length 20 cm is used to form a real image 1.0 m away from the lens. How far from the lens is the obje
Galina-37 [17]

Answer:

0.25 m

Explanation:

We can solve the problem by using the lens equation:

\frac{1}{f}=\frac{1}{p}+\frac{1}{q}

where

f is the focal length

p is the distance of the object from the lens

q is the distance of the image from the lens

In this problem, we have

f = +20 cm=+0.20 m (the focal length is positive for a converging lens)

q = +1.0 m (the image distance is positive for a real image)

Solving the equation for p, we find

\frac{1}{p}=\frac{1}{f}-\frac{1}{q}=\frac{1}{0.20 m}-\frac{1}{1 m}=4 m^{-1}\\p=\frac{1}{4 m^{-1}}=0.25 m

6 0
3 years ago
What is the bending of a wave around a barrier?
Mamont248 [21]
That's wave 'diffraction'.
3 0
4 years ago
16
krek1111 [17]

Explanation:

the table and the wooden block

6 0
3 years ago
Read 2 more answers
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