Which of the following shows the number 0.00270 written in scientific notation and keeping only the significant figures?

2.7× 10-3

2.7 × 103

2.70 × 10-3

0.27 × 10-2

0.003

0.270 × 10-3

(1) which phrase describes an important agricultural change that occurred during the mississippian period? (a) first cultivation of wild grains (b) expansion of marsh elder farming (c) spread of corn agriculture (d) gathering of nuts and berries (2) which group of native americans use northwestern arkansas as it’s traditional hunting grounds? (a) osage (b) quapaw (c) woodland (d) caddo

Asimilarity between the governments of israel and iran is that a both are considered democracies b. both are ruled by a prime minister c. both give men and women voting rights d. neither allows political parties to exist

Describe how ocean currents can affect a moving object ❕❕❕