Cards in this guide (9)
Atoms with certain characteristics are radioactive Which is least likely to be radioactive
all atoms with an atomic number under 40
How many hydrogen atoms are in 1 mole
A heat engine is a device that converts work into heat
No, a heat engine is not a device that converts work into heat.
It is the opposite, which means it is a device that converts heat
into work.
Entropy is the amount of heat a system releases
The first law of thermodynamics which is closely related to the law of conservation of energy states that
energy can be transformed in different ways but can never be
created or destroyed.
Which item requires the least energy to increase its temperature lounge chair sand or water Explain your answer in terms of this item's specific heat
Sand needs least energy to increase the temperature as its
specific heat is very low compared to that of water. Water needs
more energy to increase its temperature as its specific heat
capacity is higher.
Which of the following is true of an isothermal process Temperature is constant W equals Q ΔU equals 0 Pressure is constant
Which of the following are formulations of the second law of thermodynamics
I’m a nuclear reaction which of the following must be conserved
Charge
The count of nucleons