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Romashka [77]
4 years ago
13

Read the list of substances

Physics
1 answer:
Oxana [17]4 years ago
8 0
D. Copper and Gold
Copper and gold are used a lot in electrical applications. 
Air and wood are insulators and glass is also kinda bad...
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What does the ideal gas law allow a scientist to calculate that the other gas laws do not?
Anvisha [2.4K]

The ideal gas law allows a scientist to calculate the number of moles that the other gas laws do not. The ideal gas law is given as

P V = n RT

rearranging the equation by dividing both side by "RT", we get

PV/(RT) = nRT/(RT)

n = PV/(RT)

inserting the values of pressure, volume and temperature, we get number of moles.

7 0
3 years ago
Read 2 more answers
Please help! A net force of 2.0 N acts on a 2.0-kg object for 10 seconds. What is the object’s kinetic energy after that 10 seco
padilas [110]
For Newton's second law, the force F applied to the object of mass m will cause an acceleration a of the body:
F=ma
So, the acceleration is 
a= \frac{F}{m}= \frac{2.0 N}{2.0 kg}=1 m/s^2

The object undergoes through this acceleration for 10 seconds, t=10 s. Since it is an accelerated motion, we can find its final velocity after 10 seconds:
v_f = v_i + at=0 m/s+(1m/s^2)(10 s)=10 m/s
where v_i is the initial velocity of the object, which is zero since it starts from rest.

Finally we can calculate the final kinetic energy of the object, which is given by
K= \frac{1}{2}mv^2= \frac{1}{2}(2.0 kg)(10 m/s)^2=100 J
7 0
3 years ago
Technician A says that the starter motor used to crank diesel engines can draw up to 400 amps of current. Technician B says that
Aleks04 [339]

Answer: Option A : Technician A

Explanation:

The statement/observation, "that the starter motor used to crank diesel engines can draw up to 400 amps of current" made by Technician A is correct.

A diesel engine uses up to 400+ Amperes of electricity to start up a diesel engine in the ignition chamber of motor engine.

8 0
4 years ago
Which of these follows from Newton's laws about the energy of a moving object?
Rina8888 [55]
<span>Assuming that this is referring to the same list of options that was posted before with this question, the best response is the one having to do with intertia. </span>
6 0
4 years ago
Encoding information occurs throughout?
alexandr402 [8]
Encoding information occurs throughout forming memory and is the first step of the memory process.
8 0
4 years ago
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