Answers: 2
Physics, 22.06.2019 11:00
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 15:00
You hang a book bag on a spring scale and place the bag on a platform scale so that the platform scale reads 23.7n and the spring scale reads 13.8n. what is the magnitude of the force that earth exerts on the bag?
Answers: 1
Physics, 23.06.2019 02:20
Aflute player hears four beats per second when she compares her note to a 523 hz tuning fork (the note c). she can match the frequency of the tuning fork by pulling out the “tuning join” to lengthen her flute slightly. what was her initial frequency?
Answers: 2
Physics, 23.06.2019 03:20
When a pendulum is held high and taut and then is released, the pendulum begins to swing. what’s the correct order of the energy transformations in this example? (pe stands for potential energy.)
Answers: 2
how many times will the gravitational force decrease if the distance between two objects is doubled?...
History, 12.06.2020 22:57
English, 12.06.2020 22:57
Mathematics, 12.06.2020 22:57
Mathematics, 12.06.2020 22:57
Chemistry, 12.06.2020 22:57
Mathematics, 12.06.2020 22:57
Mathematics, 12.06.2020 22:57
Mathematics, 12.06.2020 22:57
Social Studies, 12.06.2020 22:57
Mathematics, 12.06.2020 22:57
Social Studies, 12.06.2020 22:57
Mathematics, 12.06.2020 22:57
Biology, 12.06.2020 22:57
Mathematics, 12.06.2020 22:57
Mathematics, 12.06.2020 22:57