Which of the following is an example of a unitary system of government in american history? a. the american colonies under great britain b. the united states of america under the articles of confederation c. the seceded confederate states of america under jefferson davis d. the united states of america under the constitution

Which type of map is shown in the image

What processes does carbon cycle through the biosphere?

Renaldo and nasreen build an electromagnet by wrapping a wire around a nail and connecting the wire to both terminals of a battery. when they test the electromagnet, it can pick up 6 paper clips. their teacher wants all groups to pick up at least 10 paper clips. what could renaldo and nasreen do to increase the number of paper clips their electromagnet picks up?