Grade 10 Physics Quiz

What are students expected to be able to define by the end of Unit 1 in Grade 12 Physics?

• Ohm's law and electrical resistance

• Atomic number, electron configuration, and ionization energy

• Newton's laws of motion and gravitational force

• Atomic mass, mole, molar mass, and Avogadro's number

What is the zeroth law of thermodynamics about?

• The definition of absolute zero temperature

• The behavior of gases at different pressures

• The conservation of energy in a closed system

• The relationship between temperature and energy transfer

What is the significance of the triple point in a phase diagram?

• It indicates the highest temperature a substance can reach

• It shows the point where a substance changes from solid to liquid

• It represents the point where all three states of matter exist in thermal equilibrium

• It represents the critical point of a substance

What is the first law of thermodynamics primarily concerned with?

• The definition of entropy in closed systems

• The relationship between pressure and volume of gases

• The behavior of gases at different temperatures

• The conservation of energy in thermodynamic systems

What is the ideal gas law equation used for?

• To measure the viscosity of fluids

• To describe the behavior of ideal gases

• To determine the specific heat capacity of solids

• To calculate the density of liquids

What is the kinetic theory of gases primarily concerned with?

• The microscopic behavior of gas particles

• The relationship between temperature and volume of gases

• The behavior of gases at high pressures

• The study of gas diffusion in closed systems

What is Brownian motion related to in the context of gases?

• The diffusion of gases in a closed container

• The random motion of gas particles due to collisions

• The movement of gas particles in a vacuum

• The expansion of gases at high temperatures

What does Graham's law of diffusion describe?

• The behavior of gases at different temperatures

• The relationship between pressure and volume of gases

• The change in entropy of gases during expansion

• The rate of diffusion of gases based on their molar masses

What is Dalton's law of partial pressure used for?

• To calculate the total pressure of a gas mixture

• To describe the behavior of ideal gases

• To determine the specific heat capacity of gases

• To calculate the density of gases

What is the root mean square velocity of gas particles related to?

• The maximum velocity of gas particles in a container

• The total energy of gas particles in a closed system

• The average kinetic energy of gas particles

• The minimum energy required for gas particles to escape