Physics, 11.10.2020 14:01 Issaking0131
Q: Why are distances in space often measured in light years?
A) The light year is a commonly used unit of measurement
B) Distances in space are so great that a large unit is needed
C) Scientists like to use measurements to confuse people
D) Light years are easy to measure and understan
Answers: 3
Physics, 21.06.2019 20:00
Which of the following represents an upright image? a. -do b. +m c. -m d. +do
Answers: 1
Physics, 22.06.2019 04:30
The graph describes the motion of an object. the object moves with from a to b. it from b to c. it moves with from c to d.
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
Q: Why are distances in space often measured in light years?
A) The light year is a commonly used u...
Mathematics, 19.05.2020 21:59
Chemistry, 19.05.2020 21:59
Chemistry, 19.05.2020 21:59
Social Studies, 19.05.2020 21:59
History, 19.05.2020 21:59
English, 19.05.2020 21:59