L Casey states that when a positive number is written in scientific notation, the exponent on the base 10 is the same number as the
number of zeros in the original number. Which describes Casey's statement?
A
Casey's statement is never true because the exponent is equal to the number of digits in the original number.
B
Casey's statement is never true because the exponent is equal to the number of times the decimal point is moved.
С
Casey's statement is always true because the number of zeros is equal to the number of times the decimal point is
moved
D
Casey's statement is sometimes true because the number of zeros is equal to the number of times the decimal point is
moved it all digits except the first are zero.