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Snezhnost [94]
2 years ago
8

Environmental Science A dependent variable is a. directly changed by the experimenter. b. manipulated by changes to the independ

ent variable. c. a variable that is kept constant. d. a variable that is used as a control.
Physics
1 answer:
LekaFEV [45]2 years ago
5 0

Answer: Option B

Explanation:

A experiment has many factors in it. It has a dependent variable, independent variable, control variable et cetera.

The independent variable as its name signifies is not dependent on any factors and is directly controlled by the experimenter.

The dependent variable is dependent on the change in the independent variable.

The dependent variable is actually the result of the experiment and is not manipulated.

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What best describes the significance of albert einstein's famous equation famous equations e=mc2?
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3 years ago
According to the Creative Curriculum model, the _____ sets the context for teaching and learning
vladimir2022 [97]

Answer:

A. structure of the classroom

Explanation:

According to the Creative Curriculum model, the _ structure of the classroom_ sets the context for teaching and learning.  

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3 0
3 years ago
Please help me! I really don't understand physics. (Please explain how you got the answers also) Thank you!
pickupchik [31]
P = Momentum
M = Mass
t = time
v = velocity (speed)
J= Impulse

1.)
F = 100N
t = 5s

Change in momentum(P) = Ft

I see that this is not one of your equations but your equations do not work with this problem.

P = Ft
P = (100)(5)
P = 500 Ns

2.)
See if you can get this one by yourself from what I did on the last problem.


3.)
P = 25 kgm/s
M = 2.0 kg

So, you are looking for velocity (speed). Look for the equation that has momentum, mass and velocity.

Use the equation P = mv

25 = 2(v)
25 = 2v
25/ 2 = 2v/2
12.5 m/s = v

4.) Do the same for number 4.
P = 12 kgm/s
M = 1kg

P = mv
12 = 1v
12/1 = 1v/1
12 m/s = v

6.)
P = 100 kgm/s
V= 7.0m/s

P= mv
100 = m7.0
100/7 = 7.0m/7
14.28 kg = m

Try page 2 by yourself and message me or comment if you need more help. Just identify the variable you have and what you need to find and put them in an equation that fits. You can do this!!!!


3 0
2 years ago
PEOPLE PLEASE HELP ASAP!!!-How does Force effect acceleration?
kaheart [24]

Answer:

If the force is higher then the resitance o fht eobject then force will make object accelerate.

Explanation:

Does that make sense. If you need something else as an answer tell me in the comments and please mark with a heart and brainliest. If you don't mind

3 0
3 years ago
Read 2 more answers
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