A current of 1.8 A delivers 2.5 C of charge.

How much time was required?

A.)0.70 s
B.)0.72 s
C.)1.4 s
D.)4.5 s

Which is an example of making a qualitative observation?
measuring the speed of the chemical reaction
describing how copper changes color in chlorine
recording how long it takes to burn magnesium
showing the results of an experiment with a graph

WILL GIVE BRAINLIEST IF CORRECT!!!
Which statement can be made about waves A and B?
Wave A has a lower amplitude than Wave B.
Wave A has a higher amplitude than Wave B.
Wave A has a lower frequency than Wave B.
Wave A has a higher frequency than Wave B

Second and third class levers are differentiated by __________.
a. the location of the fulcrum
b. the location of the load
c. the presence of multiple loads
d. the type of fulcrum present

WILL GLADLY GIVE BRAINIEST FOR THIS EASY QUESTION
How many protons are in an atom of copper?

How many electrons are in an atom of copper?

How many neutrons are in an atom of copper? Round your answer to the nearest whole number.