I think this might be the answer let me know 0.2 g/cm^3
The first one is perpendicular and second one is opposite
Answer:
C. Overcome Friction
Explanation:
When using any machine usually those with moving parts, you may notice heat forming near the areas where most movement occurs. As friction continues, more energy is used up and released as heat. For that reason, the efficiency of a machine will forever be less than 100%
Answer:
C. Equal amounts of gases occupy the same volume at constant temperature and pressure.
Explanation:
As we know by ideal gas law that

now here we have

so as per Avagadro law if the temperature and pressure of the gas is constant then volume of the gas is directly proportional to the number of moles of the gas.
so correct answer will be given as
C. Equal amounts of gases occupy the same volume at constant temperature and pressure.