Amotorboat maintained a constant speed of 1414 miles per hour relative to the water in going 4545 miles upstream and then returning. the total time for the trip was 7.07.0 hours. use this information to find the speed of the current.

Which branches of natural science include the study of an organism that lived 10 million years ago

Match each vocabulary term to its definition. 1. electrons neutral subatomic particles found in the nucleus of the atom 2. neutron lowest energy position of an electron in an atom 3. photon the path of an electron around the nucleus of an atom 4. ground state negatively charged, subatomic particles 5. protons packet of energy of specific size 6. element substance with only one type of atom 7. orbital positively charged, subatomic particles found in the nucleus of the atom

Aweight lifter raises a 1600 n barbell to a height of 2.0 meters. how much work was done? w = fd a) 30 joules b) 3000 joules c) 320 joules d) 3200 joules