Answers: 2
Physics, 22.06.2019 02:30, erinolson07cats
The boy of mass 30 kg is at r1= 2 meters from the fulcrum. of the girl is 45 kg, at what r2 must she sit so that they are balanced ?
Answers: 3
Physics, 22.06.2019 11:00, sudotoxic
Engineers find a new metal that is stronger than steel but much lighter. this material is also significantly cheaper than what is currently used for most aircraft, available in large quantities, and easy to manufacture. the engineers are excited because this new material will lower the costs of buying and operating airplanes for companies. what is probably the best step for the engineers to make next?
Answers: 2
Physics, 22.06.2019 12:30, mikurrjurdan
Matter is needed to transfer thermal energy bya. conductionb. convectionc. radiation d. both a & b.
Answers: 1
In which layer of the sun does hydrogen fusion occur? a. photosphere b. corona c. core d. radiativ...
Mathematics, 19.06.2020 08:57
Mathematics, 19.06.2020 08:57
Mathematics, 19.06.2020 08:57
Mathematics, 19.06.2020 08:57
Mathematics, 19.06.2020 08:57
Mathematics, 19.06.2020 08:57
History, 19.06.2020 08:57