Physics, 14.12.2019 04:31 christinaS7696
Abaseball on a t-ball stand has no momentum until it is hit with a bat. when tyler swings the bat, it has a momentum of 12 kg m/s. after the bat hits the ball, the ball has a momentum of 8 kg m/s. what is the momentum of the bat after it hits the ball?
a) 0 kg m/s
b) 4 kg m/s
c) 5 kg m/s
d) 8 kg m/s
Answers: 1
Physics, 22.06.2019 01:30
Kate is working on a project in her tech education class. she plans to assemble a fan motor. which form of energy does the motor convert most of its electric energy into? a. light energy b. motion energy c. sound energy d. thermal energy
Answers: 1
Physics, 22.06.2019 03:50
A30 kg weight lies on top of a massless piston of area a = 0.01 m2 the exterior air is at a (constant) p =1 atm and t = 27 c. the interior gas is 0.4 moles of (ideal) n2 and it has initial temperature 27.00 degrees c. 1. what is the initial pressure in the interior? a. 29.4 kpa b. 130.7 kpa c. 101.3 kpa the next three questions concern what happens when an amount of heat q is slowly added to the interior, raising the piston by 1 mm and raising the interior temperature to 27.40 c
Answers: 3
Physics, 22.06.2019 17:30
Chameleons catch insects with their tongues, which they can rapidly extend to great lengths. in a typical strike, the chameleon's tongue accelerates at a remarkable 220 m/s2 for 20 ms, then travels at constant speed for another 30 ms.
Answers: 1
Physics, 22.06.2019 19:00
The direction of the current in an alternating current circuit remains constant. is direct. changes repeatedly. changes randomly.
Answers: 1
Abaseball on a t-ball stand has no momentum until it is hit with a bat. when tyler swings the bat, i...
World Languages, 19.03.2021 18:50
Mathematics, 19.03.2021 18:50
Mathematics, 19.03.2021 18:50
History, 19.03.2021 18:50
Computers and Technology, 19.03.2021 18:50
History, 19.03.2021 18:50
Mathematics, 19.03.2021 18:50
Mathematics, 19.03.2021 18:50
Social Studies, 19.03.2021 18:50
Mathematics, 19.03.2021 18:50
Mathematics, 19.03.2021 18:50
Mathematics, 19.03.2021 18:50
Mathematics, 19.03.2021 18:50
Mathematics, 19.03.2021 18:50