Level 8 Physics Pre-Test

Which of the following is an example of kinetic energy?

• A compressed spring

• A moving car

• A book on a shelf

• A charged battery

What type of energy is stored in a stretched rubber band?

• Thermal energy

• Chemical energy

• Gravitational potential energy

• Elastic potential energy

Which method of energy transfer involves the movement of fluids?

• Conduction

• Convection

• Radiation

• Reflection

What is the primary method of heat transfer from the Sun to the Earth?

• Conduction

• Convection

• Radiation

• Evaporation

Which of the following appliances is likely to consume the most energy in a household?

• LED light bulb

• Refrigerator

• Electric kettle

• Television

How can the energy efficiency of a system be calculated?

Which of the following factors does NOT affect household energy consumption?

• Appliance choice

• Building design

• Season and climate

• Colour of the walls

What is the unit of electrical current?

• Volt

• Ampere

• Ohm

• Watt

In an electrical circuit, what does a resistor do?

• Stores electrical energy

• Converts electrical energy to light

• Opposes the flow of current

• Measures the voltage

What is the relationship between voltage (V), current (I), and resistance (R) in Ohm's Law?