subject
Physics, 23.08.2019 18:20 gabbee

2. which one of the following calculations could be used to find the
number of seconds in a week?
a. 60 x 24
c. 60 x 60 x 7
b. 60 x 60 x 24
d. 60 x 60 x 24x7

ansver
Answers: 1

Another question on Physics

question
Physics, 22.06.2019 14:30
Two carts, one of mass 2m and one of mass m, approach each other with the same speed, v. when the carts collide, they hook together. assume that positive momentum is to the right. which graph best represents the momentum of both carts over time, before and after the collision?
Answers: 3
question
Physics, 22.06.2019 18:00
Asynthetic fiber used in manufacturing carpet has tensile strength that is normally distributed with mean 75.5 psi and standard deviation 3.5 psi. how is the standard deviation of the sample mean changed when the sample size is increased from n equals 8 to n equals 47
Answers: 2
question
Physics, 22.06.2019 19:20
Two kilograms of air within a piston–cylinder assembly executes a carnot power cycle with maximum and minimum temperatures of 800 k and 300 k, respectively. the heat transfer to the air during the isothermal expansion is 60 kj. at the end of the isothermal expansion the volume is 0.4 m3. assume the ideal gas model for the air. determine the thermal efficiency, the volume at the beginning of the isothermal expansion, in m3, and the work during the adiabatic expansion, in kj.
Answers: 1
question
Physics, 22.06.2019 21:30
While carrying a heavy box up the stairs,you set the box on a step and rest. then you pick up the box and carry it to the top of the stairs. describe these actions in terms of balanced and unbalanced forces acting on the box.
Answers: 1
You know the right answer?
2. which one of the following calculations could be used to find the
number of seconds in a wee...
Questions
question
Mathematics, 24.02.2021 19:40
question
Mathematics, 24.02.2021 19:40
question
Mathematics, 24.02.2021 19:40
question
Geography, 24.02.2021 19:40
question
Mathematics, 24.02.2021 19:40
Questions on the website: 13722362