Physics Y9 EoY Quiz

What is the unit of measurement for potential difference?

• A) Watts

• D) Amperes

• B) Volts

• C) Ohms

What is the main focus of astrophysics?

• A) Chemical reactions

• B) Nuclear fusion

• C) Gravitational potential energy

• D) Electrical circuits

What is the purpose of circuit diagrams?

• A) To calculate density

• C) To measure resistance

• B) To draw symbols for components

• D) To generate IV characteristics

What is the importance of concave and convex lenses in physics?

• D) To reduce uncertainties

• A) To measure current

• B) To focus light

• C) To calculate potential difference

What should students do to ensure they can generate IV characteristics of a component?

• D) Measure resistance

• B) Identify experimental variables

• C) Develop specific methodologies for experiments

• A) Apply Standard Form in calculations

How do concave mirrors differ from convex mirrors in terms of light reflection?

• A) Concave mirrors reflect light inwards, while convex mirrors reflect light outwards

• B) Concave mirrors reflect light outwards, while convex mirrors reflect light inwards

• C) Concave mirrors do not reflect light, while convex mirrors reflect light inwards

• D) Concave mirrors reflect light inwards, while convex mirrors do not reflect light

What is the role of a prism in optics?

• A) To measure resistance

• B) To focus light

• C) To calculate potential difference

• D) To generate IV characteristics

How does the wavelength of light affect diffraction patterns?

• A) Longer wavelengths result in narrower patterns

• B) Shorter wavelengths result in wider patterns

• C) Wavelength has no effect on diffraction patterns

• D) Longer wavelengths result in wider patterns