24 questions in Thermal physics at Form 5 · BGCSE
Most triedMost missedNewest- Which method of heat transfer happens mainly in fluids?
- Why are solar water heaters painted black?
- The energy needed to change the state of a substance without changing its temperature is…
- Explain how a vacuum flask keeps a hot drink hot.
- A fixed mass of gas of volume 10.0 cm³ exerts a pressure of 10 kPa on the walls of a container. The volume of the gas is doubled. The temperature of …
- The graph shows how temperature varies with time for a substance of mass 0.5 kg. The specific heat capacity of the substance is 100 000 J/kg °C. What…
- Which effect is a consequence of convection in the atmosphere?
- A person wears a coat to keep warm during cold weather. How does the coat keep the person warm?
- What is the value of the upper fixed point of a temperature scale?
- The diagram shows a liquid-in-glass thermometer. The diagram is not drawn to scale. What is the length of the liquid column d?
- A cup contains water at 80 °C. The water is allowed to cool until it reaches room temperature. Which quantity increases as the water cools?
- Which instrument uses thermal expansion to measure temperature?
- Which feature enables a mercury-in-glass thermometer to be more sensitive?
- The diagram shows a simple model used to collect clean water. The model is left in an open space on a hot day. Which change does not increase the rat…
- The table shows some information about water. A block of ice is heated from 0 °C until all the water evaporates. Which statement about the thermal en…
- A fixed volume cylinder filled with a gas is left in an open space during a hot day. Which quantity increases as the temperature increases?
- Which feature of a thermos flask is matched with its correct function?
- A student is investigating the evaporation of water from a beaker. The student can change: 1. the depth of the water, 2. the surface area of the wate…
- Pollen grains are suspended in a liquid and a bright light is shone on them. When observed under a microscope, the pollen grains are seen to be in co…
- A thermometer has no scale. Where must the bulb be placed so that 100 °C can be marked?
- A heater is placed in a room. Which diagram shows the movement of air as the room is heated?
- A vacuum flask contains 150 g of water at 10 °C. The specific heat capacity of water is 4200 J/kg °C. The latent heat of fusion of water is 3.4 × 10⁵…
- Four cylinders made of different materials are supplied with the same quantity of thermal energy. Which cylinder has the greatest heat capacity?
- A block of ice is heated at a constant rate until it melts. The water is allowed to boil. The graph shows how the temperature changes with time. How …