Answer:
Explanation:
I'll do this in both meters and feet, since you don't specify which you need. Since we are only dealing in the y-dimension:
Δx = ???
a = -9.8 m/s/s
v₀ = 0
t = 16 sec
In the equation:
Δx = v₀t +
we fill in accordingly:
Δx =
which simplifies to
Δx =
so
Δx = -1300 m. Now in feet, it's the same equation but the acceleration is -32 ft/s/s:
Δx =
which is
Δx = -4100 ft (the negative signs here just indicate direction: the penny is this distance below the point from which it was dropped. So, obviously, to answer the question regarding the height of the building, you would say it was 1300 m high or 4100 feet high. The negative would be significant if we were asked instead "How far did the penny fall?" which would be the same answer to a slightly different question.)
Explanation :
is silver nitrate. In this compound, one atom of silver, one atom of nitrogen and three atoms of oxygen are present.
We know from the concept of mole concept that the number of molecules, atoms or ions present in a substance is known as one mole.
The number of particles in one mole of a substance is defined as Avogadro's number.
So, we can say that silver, nitrogen and oxygen are present in
.
Answer:
Power plants generate electricity that is delivered to customers through transmission and distribution power lines. High-voltage transmission lines, such as those that hang between tall metal towers, carry electricity over long distances to meet customer needs.
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Answer:
RESISTANCE
Explanation:
A multimeter or multitester is a measuring instrument that can measure multiple electrical properties. A typical multimeter can measure voltage, resistance, and current, in which case it is also known as a volt-ohm-milliammeter.
Answer:
statement three and statement 2
Explanation
since they are weighted different, they will have more or less force (more mass=more force), also the heavier an object, the greater its acceleration while falling.