subject
Physics, 17.09.2019 21:20 dontcareanyonemo

Arock is projected upward from the surface of the moon, at time t = 0 s, with an upward velocity of 30.0 m/s. the acceleration due to gravity at the surface of the moon is 1.62 m/s2, and the moon has no atmosphere. the height of the rock when it is descending with a speed of 20.0 m/s is closest to:

ansver
Answers: 2

Another question on Physics

question
Physics, 21.06.2019 15:30
Match the atomic particles with their characteristics. 1. made of two protons and two neutrons neutron 2. similar to an electron; positive charge neutrino 3. orbits nucleus; negative charge positron 4. bundle of energy; zero charge proton 5. found in nucleus; positive charge meson 6. very unstable; +, -, or zero charge gamma 7. found in nucleus; zero charge electron 8. negative particle; negative charge beta 9. atomic energy converted to mass alpha
Answers: 1
question
Physics, 22.06.2019 02:00
How does the amount of energy required to hold each proton and neutron in the nucleus compare to the energy released when they are removed?
Answers: 3
question
Physics, 22.06.2019 07:50
Calculate the ratio of h+ ions to oh– ions at a ph = 6. find the concentration of h+ ions to oh– ions listed in table b of your student guide. then divide the h+ concentration by the oh– concentration. record this calculated ratio in table a of your student guide. compare your approximated and calculated ratios of h+ ions to oh– ions at a ph = 6. are they the same? why or why not? record your explanation in table a. what is the concentration of h+ ions at a ph = 6? mol/l what is the concentration of oh– ions at a ph = 6? mol/l what is the ratio of h+ ions to oh– ions at a ph = 6? : 1
Answers: 1
question
Physics, 22.06.2019 11:00
Aperson walks first at a constant speed of 4.89 m/s along a straight line from point a to point b and then back along the line from b to a at a constant speed of 2.95 m/s. what is the average speed over the entire trip?
Answers: 1
You know the right answer?
Arock is projected upward from the surface of the moon, at time t = 0 s, with an upward velocity of...
Questions
question
Mathematics, 05.12.2021 01:00
question
Biology, 05.12.2021 01:00
question
Mathematics, 05.12.2021 01:00