Physics Exams Questions Second Term SS 1
Section B
- What is one effect of heating a solid?
- Name one unit used to measure temperature.
- What is the process called when a liquid turns into a gas?
- What happens when a gas changes directly into a solid?
- What unit is used to measure temperature in the Fahrenheit scale?
- Why are gaps left between railway tracks?
- Why might a glass crack when hot water is poured into it?
- Why can the stopper of a bottle be difficult to remove?
- What is one use of thermal expansion in everyday life?
- What happens to solids when heat is removed?
- What is a key feature of a clinical thermometer?
- What helps a liquid-in-glass thermometer to respond quickly to temperature changes?
- What physical property is used in a liquid-in-glass thermometer?
- Convert 27°C to Kelvin.
- Which temperature unit is not used: Celsius, Kelvin, or ampere?
- How is heat energy converted to electrical energy?
- How do you calculate the potential difference between two points when you know the work done and the charge moved?
- Define gravitational field.
- Define acceleration due to gravity and explain how it varies with latitude.
- What is a field in physics?
- Mention three types of fields known to you.
- Draw and label the parts of an electroscope.
- What is the fundamental law of electrostatics?
- Define conduction, convection, and radiation.
- Explain the anomalous behavior of water.
- What are four effects of thermal expansion of solids?
- Mention five types of thermometers, their thermometric substances, and their physical properties.
- What is the difference between heat and temperature?
- What are the key components of an electroscope?
- Describe how a change in temperature affects the volume of a substance.
- If 20 megajoules of work is done to move a charge of 5 microcoulombs between two points, what is the potential difference between the points?
- Describe how mechanical energy can be changed into electrical energy using a diagram.
- Define a magnetic field.
- Define a gravitational field.
- How does acceleration due to gravity change with latitude?
- What is a “field” in physics?
- Name three types of fields in physics.
- What are two uses of an electric generator?
- What happens when you move a wire through a magnetic field?
- What is the unit of electric field strength?
- What is one way to generate electricity mechanically?
- Describe the concept of “potential difference” in simple terms.
- What force does a charged particle experience in an electric field?
- What is the relationship between force and electric field for a charge?
- Describe the process of converting mechanical energy to electrical energy using a generator.