Physics, 25.09.2021 01:00 dallisjuhnke
7. An object can have a high speed but a velocity of zero A) False B) True 8. 4 m David walks 14 km north, and then turns south and walks 4 km. What displacement did he walk A 18 m B) 56 m D) 10 m B 36.1 1 3.6
Answers: 2
Physics, 21.06.2019 16:30
Aball bearing at 220.0 °c is dropped into a cup containing 250.0 g of water at 20.0 °c. the water and ball bearing come to a temperature of 30.0 °c. what is the heat capacity of the ball bearing in j/°c? (hint: how are the algebraic signs of q related for the ball bearing and the water? )
Answers: 1
Physics, 22.06.2019 13:00
The magnitude of the amount of energy released by burning a fuel source, measured in energy per unit mass, is called its fuel value. note that the fuel value is the negative of the isobaric specific heat of combustion for the fuel. if all the energy obtained from burning 1.23 pounds of butane with a fuel value of 10.85 kcal/g is used to heat 128.0 kg of water at an initial temperature of 18.3 °c, what is the final temperature? note that 1 lb = 453.6 g.
Answers: 3
Physics, 22.06.2019 19:00
Achild has maximum walking speed of 1.6 m/s. what is the length of the child's legs? 0.26 m
Answers: 2
7. An object can have a high speed but a velocity of zero A) False B) True 8. 4 m David walks 14 km...
Computers and Technology, 07.10.2019 22:30
Computers and Technology, 07.10.2019 22:30
Computers and Technology, 07.10.2019 22:30