Physics, 09.02.2021 20:40, burritomadness
A3 kg baby is riding in a 40 kg shopping cart rolling forward at 0.12 m/s. If
the baby jumps backwards out of the cart at 0.29 m/s, into their mother's
arms, how fast is cart now moving?
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 13:30, kuddlebugsmommy
The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?
Answers: 1
A3 kg baby is riding in a 40 kg shopping cart rolling forward at 0.12 m/s. If
the baby jumps backwa...
Mathematics, 17.01.2021 01:00
Mathematics, 17.01.2021 01:00
Mathematics, 17.01.2021 01:00