-0.0000025 is expressed by scientific notation as______ .

-0.0000025 is expressed by scientific notation as______ .


-0.0000025 = - 2.5 × 10-6, so the answer is: - 2.5 × 10-6



How many meters is 0.0000025 meters represented by scientific counting method?


2.5 * 10 ∧ - 6 meters. Read as the negative sixth power of 2.5 times 10



0.00003 scientific counting method


0.00003=3x10^(-5)