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Lesechka [4]
2 years ago
11

A scientist told his student assistants that he had sorted groups of mice by their intelligence and asked the assistants to asse

ss the groups’ maze-solving abilities. The scientist had not actually sorted the mice by intelligence. The students rated the “highest intelligence” group of mice as the best maze solvers and the “lowest intelligence” group as the worst maze solvers. What was the scientist trying to demonstrate by doing this experiment?
Experimental subjects should never be put into groups.
Mice should not be judged by their intelligence.
Higher intelligence mice are better maze solvers.
People can introduce their own biases into an experiment.
Physics
2 answers:
Yanka [14]2 years ago
6 0

Answer:

d

Explanation:

VikaD [51]2 years ago
3 0
The right answer for the question that is being asked and shown above is that: "People can introduce their own biases into an experiment."  the scientist trying to demonstrate by doing this experiment is that People can introduce their own biases into an experiment.<span>
</span>
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What is the momentum of a 0.5 kg ball which is thrown at 20 m/s?
tatuchka [14]
A =-16.7 Ns B= -167.N
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3 years ago
Foraging bees often move in straight lines away from and toward their hives. Suppose a bee starts at its hive and flies 680 m du
lys-0071 [83]

Represent the motion in the number line.

Movement to the east is movement to the negative side. Movement to the west is movement to the positive side.

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Total displacement = 860m to the east.

8 0
3 years ago
Plz help me with this!
vagabundo [1.1K]
A conductor is something which allows electricity to pass through it
an example is a coin
An insulator is something which cannot allow electricity to pass through it
an example is plastic (or plastic cotton reel, plastic container ect.)
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7 0
3 years ago
4. A disobedient student dropped his Physics textbook (mass 0.1kg) from the window (15m above the ground). How fast was it going
vaieri [72.5K]

Answer:

v= 17.15 m/s

Explanation:

mass of the book=0.1 Kg

height above ground, h= 15 m

Using conservation of energy

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mgh = \frac{1}{2}mv^2

v=\sqrt{2gh}

v=\sqrt{2\times 9.8\times 15}

v=\sqrt{294}

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Hence, the book will hit the ground at the speed of 17.15 m/s.

8 0
2 years ago
What is the average acceleration of a tennis ball that has an initial velocity of 6.0 m/s [E] and a final velocity of 7.3 m/s [W
Marizza181 [45]

Given :

The average acceleration of a tennis ball that has an initial velocity of 6.0 m/s.

and a final velocity of 7.3 m/s.

It is in contact with a tennis racket for 0.094 s

To Find :

The average acceleration of the tennis ball.

Solution :

We know, average acceleration is given by :

a_{avg}=\dfrac{Final \ velocity-Initial\ velocity}{Time\ Taken}\\\\a_{avg}=\dfrac{7.3-6.0}{0.094}\ m/s^2\\\\a_{avg}=13.83\ m/s^2

Therefore, average velocity is given by 13.83 m/s².

Hence, this is the required solution.

7 0
2 years ago
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