What is dark energy?
a. energy inside a black hole
b. a form of the cosmic microwave ba...
Physics, 20.11.2019 08:31, superfly903
What is dark energy?
a. energy inside a black hole
b. a form of the cosmic microwave background radiation
c. electromagnetic radiation that is not in the visible spectrum
d. whatever is causing the accelerating expansion of the universe
Answers: 1
Physics, 22.06.2019 12:00, JvGaming2001
In a set amount of time, a battery supplies 25j of energy to an electric circuit that includes two different loads. one of the loads produces 10 j of heat energy during this time interval. how much heat energy is produced by the second load in this time? explain your answer
Answers: 3
Physics, 22.06.2019 15:20, mjwaple57
Acarpenter builds an exterior house wall with a layer of wood 2.9 cm thick on the outside and a layer of styrofoam insulation 2.3 cm thick on the inside wall surface. the wood has k=0.080w/(m⋅k), and the styrofoam has k= 0.010 w/(m⋅k). the interior surface temperature is 19.0 ∘c , and the exterior surface temperature is -15.0 ∘c . a.)what is the temperature at the plane where the wood meets the styrofoam? celsius b.)what is the rate of heat flow per square meter through this wall? /m^2
Answers: 2
Physics, 22.06.2019 16:00, Christyy1837
What part of the ear is names after tools, such as the hammer and the anvil?
Answers: 1
Mathematics, 08.07.2020 05:01
Mathematics, 08.07.2020 05:01
Mathematics, 08.07.2020 05:01
Mathematics, 08.07.2020 05:01
Mathematics, 08.07.2020 05:01
Arts, 08.07.2020 05:01