← Unit 4: Light, Mirrors and Waves
Integrated Science · Grade 9
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Curved Mirrors: Concave, Convex and the Images They Form — Key Terms
Match each term to its definition.
Concave mirror
— match —
A curved mirror that curves inward and converges light rays.
A curved mirror that bulges outward and diverges light rays.
The point where rays parallel to the axis meet after reflection.
The distance from the pole of the mirror to the principal focus.
The centre of the sphere from which the mirror was cut.
Convex mirror
— match —
A curved mirror that curves inward and converges light rays.
A curved mirror that bulges outward and diverges light rays.
The point where rays parallel to the axis meet after reflection.
The distance from the pole of the mirror to the principal focus.
The centre of the sphere from which the mirror was cut.
Principal focus
— match —
A curved mirror that curves inward and converges light rays.
A curved mirror that bulges outward and diverges light rays.
The point where rays parallel to the axis meet after reflection.
The distance from the pole of the mirror to the principal focus.
The centre of the sphere from which the mirror was cut.
Focal length
— match —
A curved mirror that curves inward and converges light rays.
A curved mirror that bulges outward and diverges light rays.
The point where rays parallel to the axis meet after reflection.
The distance from the pole of the mirror to the principal focus.
The centre of the sphere from which the mirror was cut.
Centre of curvature
— match —
A curved mirror that curves inward and converges light rays.
A curved mirror that bulges outward and diverges light rays.
The point where rays parallel to the axis meet after reflection.
The distance from the pole of the mirror to the principal focus.
The centre of the sphere from which the mirror was cut.
Check