Answers: 1
Physics, 22.06.2019 00:00
Name three different units of energy used to measure heat and describe what type of situations each is usually used.
Answers: 2
Physics, 22.06.2019 05:00
Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesn’t, as machines are inefficient. d) no, it doesn’t, as machines cannot create energy.
Answers: 1
Physics, 22.06.2019 14:40
Asolid cylinder and a cylindrical shell have the same mass, same radius, and turn on frictionless, horizontal axles. the cylindrical shell has light-weight spokes connecting the shell to the axle. a rope is wrapped around each cylinder and tied to blocks of equal masses that are held the same height above the ground. both blocks are released simultaneously. the ropes do not slip. which block hits the ground first? or is it a tie?
Answers: 3
Physics, 22.06.2019 15:00
Steelhead trout migrate up stream to spawn.occasionally they need to leap up small waterfalls to continue their journey. fortunately, steelhead are remarkable jumpers, capable of leaving the water at a speed of 8.0 m/s. a. what is the maximum height a steelhead trout can jump? b.leaving the water at 8.0 m/s, the trout lands on top of the water fall 1.8 m high. how long was it in the air?
Answers: 2
Menstruation occurs in females when ?...
Physics, 29.09.2019 14:20
History, 29.09.2019 14:20
Mathematics, 29.09.2019 14:20
Mathematics, 29.09.2019 14:20
Biology, 29.09.2019 14:20
Social Studies, 29.09.2019 14:20
Mathematics, 29.09.2019 14:20
Computers and Technology, 29.09.2019 14:20
Mathematics, 29.09.2019 14:20
Mathematics, 29.09.2019 14:20
Geography, 29.09.2019 14:20
Mathematics, 29.09.2019 14:20