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The Particulate Nature of Matter

Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.

Thermal Energy Transfers

Subtopic

Thermal Energy Transfers under The Particulate Nature of Matter for Grade 11 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which surface characteristics would make a body the most effective absorber of thermal radiation?

    A.

    Shiny and silvered

    B.

    White and smooth

    C.

    Dull and black

    D.

    Transparent and polished

  2. 2.

    What happens to the temperature of a pure substance during a phase change, such as boiling, while energy is still being added?

    A.

    The temperature increases linearly with time.

    B.

    The temperature decreases as molecules escape.

    C.

    The temperature remains constant.

    D.

    The temperature increases until half the substance has changed phase.

  3. 3.

    A metal rod is heated at one end. Which process is primarily responsible for the transfer of thermal energy to the other end of the rod?

    A.

    Convection by moving bulk fluid.

    B.

    Radiation via electromagnetic waves.

    C.

    Conduction by molecular collisions and free electron movement.

    D.

    Evaporation of surface molecules.

Download the worksheet for The Particulate Nature of Matter - Thermal Energy Transfers to practice offline. It includes additional chapter-level practice questions.

Greenhouse Effect

Subtopic

Greenhouse Effect under The Particulate Nature of Matter for Grade 11 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    In a thermal equilibrium state for the Earth, which statement is true?

    A.

    Power absorbed = Power radiated

    B.

    Power absorbed > Power radiated

    C.

    Power absorbed < Power radiated

    D.

    Power absorbed = 0

  2. 2.

    Which of these is a major impact of the melting of permafrost?

    A.

    Absorption of CO2CO_2

    B.

    Release of trapped methane

    C.

    Increase in Earth's albedo

    D.

    Cooling of the atmosphere

  3. 3.

    What describes the relationship between a planet's distance from the Sun and the solar intensity it receives?

    A.

    Direct proportion

    B.

    Inverse square law

    C.

    Inverse proportion

    D.

    Constant relationship

Download the worksheet for The Particulate Nature of Matter - Greenhouse Effect to practice offline. It includes additional chapter-level practice questions.

Gas Laws

Subtopic

Gas Laws under The Particulate Nature of Matter for Grade 11 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which of the following is true for an ideal gas when its volume is doubled at constant temperature?

    A.

    The average speed of molecules doubles

    B.

    The number of molecules per unit volume is halved

    C.

    The pressure is doubled

    D.

    The average kinetic energy is halved

  2. 2.

    If VV is volume and TT is absolute temperature, the expression V/T=constantV/T = \text{constant} represents:

    A.

    Boyle's Law

    B.

    Charles's Law

    C.

    Dalton's Law

    D.

    Ohm's Law

  3. 3.

    Brownian motion provides evidence for which of the following?

    A.

    The existence of atoms and molecules

    B.

    The law of conservation of mass

    C.

    The expansion of the universe

    D.

    The wave nature of light

Download the worksheet for The Particulate Nature of Matter - Gas Laws to practice offline. It includes additional chapter-level practice questions.

Specific Heat Capacity

Subtopic

Specific Heat Capacity under The Particulate Nature of Matter for Grade 11 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Specific heat capacity calculations assume that:

    A.

    Energy is lost to the surroundings

    B.

    No energy is lost to the surroundings

    C.

    The substance is a liquid

    D.

    The temperature is measured in Fahrenheit

  2. 2.

    Which of the following describes an 'intensive' property (one that does not depend on the amount of matter)?

    A.

    Mass

    B.

    Thermal capacity

    C.

    Specific heat capacity

    D.

    Total internal energy

  3. 3.

    What happens to the temperature of a substance with an infinite specific heat capacity when heat is added?

    A.

    It increases rapidly

    B.

    It decreases

    C.

    It stays the same

    D.

    It doubles

Download the worksheet for The Particulate Nature of Matter - Specific Heat Capacity to practice offline. It includes additional chapter-level practice questions.

Thermodynamic Systems

Subtopic

Thermodynamic Systems under The Particulate Nature of Matter for Grade 11 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    When a gas is cooled at constant volume, the pressure decreases because:

    A.

    The molecules get smaller.

    B.

    The molecules hit the walls less frequently and with less force.

    C.

    The molecules stick together to form a liquid.

    D.

    The volume of the container decreases.

  2. 2.

    The total number of atoms in 12 g12\text{ g} of Carbon-12 is exactly:

    A.

    11

    B.

    1212

    C.

    6.02×10236.02 \times 10^{23}

    D.

    1.66×10271.66 \times 10^{-27}

  3. 3.

    If a substance has a high specific heat capacity, it means:

    A.

    It heats up very quickly when energy is added.

    B.

    It requires a lot of energy to change its temperature.

    C.

    It has a low boiling point.

    D.

    It is always a gas at room temperature.

Download the worksheet for The Particulate Nature of Matter - Thermodynamic Systems to practice offline. It includes additional chapter-level practice questions.

The Particulate Nature of Matter - Grade 11 Physics (IB) | Krit.club