Physics, 07.10.2019 18:50 cheergirl2133
Abackpack has a mass of 8 kg. it is lifted and given 54.9 j of gravitational potential energy. how high is it lifted?
Answers: 1
Physics, 21.06.2019 18:30
Three archers each fire four arrows at a target. joe’s four arrows hit at points 10 cm above, 10 cm below, 10 cm to the left, and 10 cm to the right of the center of the target. all four of moe’s arrows hit within 1 cm of a point 20 cm from the center, and flo’s four arrows hit within 1 cm of the center. the contest judge says that one of the archers is precise but not accurate, another archer is accurate but not precise, and the third archer is both accurate and precise. which description applies to which archer? explain
Answers: 2
Physics, 21.06.2019 19:10
Athin, square metal plate measures 14 cm on each side and has emissivity of 0.60. the plate is heated to a temperature of 745°c. what is the rate at which the plate radiates energy ? the stefan-boltzmann constant is 5.67 × 10-8 w/(m2 ? k4). remember that the plate will radiate energy from both its top and bottom surfaces.
Answers: 1
Physics, 21.06.2019 19:40
Abird sitting high in a tree is an example of what type of wnergy
Answers: 2
Abackpack has a mass of 8 kg. it is lifted and given 54.9 j of gravitational potential energy. how h...
English, 15.06.2020 11:57
Chemistry, 15.06.2020 11:57
Mathematics, 15.06.2020 11:57
Mathematics, 15.06.2020 11:57
English, 15.06.2020 11:57
Mathematics, 15.06.2020 11:57
Mathematics, 15.06.2020 11:57
Chemistry, 15.06.2020 11:57
Mathematics, 15.06.2020 11:57
Mathematics, 15.06.2020 11:57