0654 Light Quiz

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Frage 1 von 30

The diagram shows light travelling from air into glass.
Four angles v, w, x and y are shown.

Which formula is used to calculate the refractive index 'n' of the glass?

Wähle eine der folgenden:

A n = sin v / sin y
B n = sin v / sin x
C n = sin w / sin y
D n = sin w / sin x

Erklärung

Frage 2 von 30

The diagram shows a converging lens forming an image of an object.

Which statement about the image is correct?

Wähle eine der folgenden:

A It is real and can be seen by an eye placed at X.
B It is real and can be seen by an eye placed at Y.
C It is virtual and can be seen by an eye placed at X.
D It is virtual and can be seen by an eye placed at Y.

Erklärung

Frage 3 von 30

The diagram shows light passing from air into glass.
The glass has a refractive index of 1.5.

What is the angle of refraction in the glass?

Wähle eine der folgenden:

A 19°
B 22°
C 35°
D 49°

Erklärung

Frage 4 von 30

The diagram shows an object in front of a plane mirror. The mirror forms an image of the object.

At which labelled point is the image formed, and which type of image is formed?

Wähle eine der folgenden:

Erklärung

Frage 5 von 30

Light enters a glass block at an angle of incidence of 46°.
The light refracts at an angle of refraction of 26°.

What is the refractive index of the glass?

Wähle eine der folgenden:

A 0.57
B 0.61
C 1.64
D 1.77

Erklärung

Frage 6 von 30

Which diagram correctly shows a ray of light reflected by a plane mirror?

Wähle eine der folgenden:

Erklärung

Frage 7 von 30

Which diagram shows how a converging lens is used as a magnifying glass?

Wähle eine der folgenden:

Erklärung

Frage 8 von 30

An object O is placed close to a thin converging lens.
The diagram represents three rays from the top of O passing through the lens.

Which type of image is produced by the lens when the object O is in this position?

Wähle eine der folgenden:

A real and diminished
B real and enlarged
C virtual and diminished
D virtual and enlarged

Erklärung

Frage 9 von 30

The diagram shows the electromagnetic spectrum, in order of increasing wavelength.
Three types of radiation, P, Q and R, are missing from the spectrum diagram.

Which types of electromagnetic radiation are represented by P, by Q and by R?

Wähle eine der folgenden:

Erklärung

Frage 10 von 30

Radiation from the Sun is dispersed by a prism. The prism does not absorb any of the radiation.
Four identical thermometers are placed, one at each of the labelled positions.

In which position does the thermometer show the greatest rise in temperature?

Wähle eine der folgenden:

Erklärung

Frage 11 von 30

An object is placed in front of a thin converging lens.
The diagram shows the paths of two rays from the top of the object.
An image of the object is formed on a screen to the right of the lens.

How does this image compare with the object?

Wähle eine der folgenden:

A It is larger and inverted.
B It is larger and the same way up.
C It is smaller and inverted.
D It is smaller and the same way up.

Erklärung

Frage 12 von 30

A scientist tries to direct a ray of light in a glass block so that no light escapes from the top of the block. However, some
light does escape. The scientist changes angle X and stops the light escaping from the top.

Which row in the table describes the change to angle X and the name of the effect produced?

Wähle eine der folgenden:

Erklärung

Frage 13 von 30

Which diagram shows how the light from a candle is reflected by a mirror, and shows the position of the image formed?

Wähle eine der folgenden:

Erklärung

Frage 14 von 30

A student draws a diagram representing three rays of light from point P passing through a converging lens. Each point labelled F is a principal focus of the lens.

Which of the rays has the student drawn correctly?

Wähle eine der folgenden:

A ray X and ray Y
B ray X and ray Z
C ray Y only
D ray Z only

Erklärung

Frage 15 von 30

The diagram shows a ray of light inside a glass rod. The critical angle for the light in the glass is 42°.

Which row shows what happens to the light when it reaches the surface of the glass rod?

Wähle eine der folgenden:

Erklärung

Frage 16 von 30

The diagram shows a ray of light travelling in a substance P. The ray reaches a boundary with a substance Q. Total internal reflection occurs at the boundary.

Which row contains correct statements about angle X and about the optical density of substance Q?

Wähle eine der folgenden:

Erklärung

Frage 17 von 30

Which labelled distance is the focal length of the lens?

Wähle eine der folgenden:

Erklärung

Frage 18 von 30

A ray of light is reflected by two parallel plane mirrors X and Y.

Which statement is correct?

Wähle eine der folgenden:

A The angle of incidence at mirror X is 30°.
B The angle of incidence at mirror Y is 60°.
C The angle of reflection at mirror X is 120°.
D The angle of reflection at mirror Y is 0°.

Erklärung

Frage 19 von 30

Scout P signals to scout Q on the other side of a valley by using a mirror to reflect the Sun’s rays.

Which mirror position would allow the Sun’s rays to be reflected to scout Q?

Wähle eine der folgenden:

Erklärung

Frage 20 von 30

Which statement about a converging lens is not correct?

Wähle eine der folgenden:

A A ray parallel to the principal axis of the lens is refracted through the principal focus.
B All rays of light refracted by the lens pass through the principal focus.
C The distance between the centre of the lens and the principal focus is the focal length.
D The principal focus of the lens is a point on the principal axis.

Erklärung

Frage 21 von 30

A boy wears a shirt with a letter F on the front. He stands in front of a plane mirror.

What does he see in the mirror?

Wähle eine der folgenden:

Erklärung

Frage 22 von 30

Light waves pass from air into glass and are refracted.

What always remains constant when this happens?

Wähle eine der folgenden:

A direction
B frequency
C speed
D wavelength

Erklärung

Frage 23 von 30

An object is placed in front of a converging lens. The lens has a focal length f.
The lens produces a real, enlarged image of the object.

In which labelled position is the object placed?

Wähle eine der folgenden:

Erklärung

Frage 24 von 30

The diagram shows the image of a clock in a plane mirror.

What time is shown?

Wähle eine der folgenden:

A 02:25
B 02:35
C 09:25
D 09:35

Erklärung

Frage 25 von 30

Water waves may be used to demonstrate refraction by making them pass into water of a different depth.

Why does the water wave change direction as it passes into the shallow water?

Wähle eine der folgenden:

A The frequency of the wave decreases.
B The frequency of the wave increases
C The speed of the wave decreases.
D The speed of the wave increases

Erklärung

Frage 26 von 30

A teacher demonstrates the dispersion of white light using a triangular glass prism.

Which diagram shows how this dispersion happens?

Wähle eine der folgenden:

Erklärung

Frage 27 von 30

The diagram shows radiation from a lamp passing through a prism.

Which type of radiation is found at P? he diagram shows radiation from a lamp passing through a prism.

Wähle eine der folgenden:

A γ-rays
B infra-red
C ultraviolet
D X-rays

Erklärung

Frage 28 von 30

A thin converging lens is used to produce, on a screen, a focused image of a candle.
Various focused images are produced on the screen by moving the lens and the screen backwards and forwards.

Which statement is always correct?

Wähle eine der folgenden:

Erklärung

Frage 29 von 30

A converging lens in a projector is used to make an enlarged image of a small piece of film on a screen.

At which labelled point could the piece of film be placed so that the lens produces this image?

Wähle eine der folgenden:

Erklärung

Frage 30 von 30

The diagram shows a ray of light travelling from X. Angle P is less than the critical angle.

In which direction does the ray continue?

Wähle eine der folgenden:

Erklärung

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Quiz on light for IGCSE 0654 Coordinated Sciences ,

0654 Light Quiz

Frage 1 von 30

The diagram shows light travelling from air into glass. Four angles v, w, x and y are shown. Which formula is used to calculate the refractive index 'n' of the glass?

Wähle eine der folgenden:

Erklärung

Frage 2 von 30

The diagram shows a converging lens forming an image of an object. Which statement about the image is correct?

Wähle eine der folgenden:

Erklärung

Frage 3 von 30

The diagram shows light passing from air into glass. The glass has a refractive index of 1.5. What is the angle of refraction in the glass?

Wähle eine der folgenden:

Erklärung

Frage 4 von 30

The diagram shows an object in front of a plane mirror. The mirror forms an image of the object. At which labelled point is the image formed, and which type of image is formed?

Wähle eine der folgenden:

Erklärung

Frage 5 von 30

Light enters a glass block at an angle of incidence of 46°. The light refracts at an angle of refraction of 26°. What is the refractive index of the glass?

Wähle eine der folgenden:

Erklärung

Frage 6 von 30

Which diagram correctly shows a ray of light reflected by a plane mirror?

Wähle eine der folgenden:

Erklärung

Frage 7 von 30

Which diagram shows how a converging lens is used as a magnifying glass?

Wähle eine der folgenden:

Erklärung

Frage 8 von 30

An object O is placed close to a thin converging lens. The diagram represents three rays from the top of O passing through the lens. Which type of image is produced by the lens when the object O is in this position?

Wähle eine der folgenden:

Erklärung

Frage 9 von 30

The diagram shows the electromagnetic spectrum, in order of increasing wavelength. Three types of radiation, P, Q and R, are missing from the spectrum diagram. Which types of electromagnetic radiation are represented by P, by Q and by R?

Wähle eine der folgenden:

Erklärung

Frage 10 von 30

Radiation from the Sun is dispersed by a prism. The prism does not absorb any of the radiation. Four identical thermometers are placed, one at each of the labelled positions. In which position does the thermometer show the greatest rise in temperature?

Wähle eine der folgenden:

Erklärung

Frage 11 von 30

An object is placed in front of a thin converging lens. The diagram shows the paths of two rays from the top of the object. An image of the object is formed on a screen to the right of the lens. How does this image compare with the object?

Wähle eine der folgenden:

Erklärung

Frage 12 von 30

Wähle eine der folgenden:

Erklärung

Frage 13 von 30

Which diagram shows how the light from a candle is reflected by a mirror, and shows the position of the image formed?

Wähle eine der folgenden:

Erklärung

Frage 14 von 30

A student draws a diagram representing three rays of light from point P passing through a converging lens. Each point labelled F is a principal focus of the lens. Which of the rays has the student drawn correctly?

Wähle eine der folgenden:

Erklärung

Frage 15 von 30

The diagram shows a ray of light inside a glass rod. The critical angle for the light in the glass is 42°. Which row shows what happens to the light when it reaches the surface of the glass rod?

Wähle eine der folgenden:

Erklärung

Frage 16 von 30

The diagram shows a ray of light travelling in a substance P. The ray reaches a boundary with a substance Q. Total internal reflection occurs at the boundary. Which row contains correct statements about angle X and about the optical density of substance Q?

Wähle eine der folgenden:

Erklärung

Frage 17 von 30

Which labelled distance is the focal length of the lens?

Wähle eine der folgenden:

Erklärung

Frage 18 von 30

A ray of light is reflected by two parallel plane mirrors X and Y. Which statement is correct?

Wähle eine der folgenden:

Erklärung

Frage 19 von 30

Scout P signals to scout Q on the other side of a valley by using a mirror to reflect the Sun’s rays. Which mirror position would allow the Sun’s rays to be reflected to scout Q?

Wähle eine der folgenden:

Erklärung

Frage 20 von 30

Which statement about a converging lens is not correct?

Wähle eine der folgenden:

The diagram shows light travelling from air into glass.
Four angles v, w, x and y are shown.

Which formula is used to calculate the refractive index 'n' of the glass?

The diagram shows a converging lens forming an image of an object.

Which statement about the image is correct?

The diagram shows light passing from air into glass.
The glass has a refractive index of 1.5.

What is the angle of refraction in the glass?

The diagram shows an object in front of a plane mirror. The mirror forms an image of the object.

At which labelled point is the image formed, and which type of image is formed?

Light enters a glass block at an angle of incidence of 46°.
The light refracts at an angle of refraction of 26°.

What is the refractive index of the glass?

An object O is placed close to a thin converging lens.
The diagram represents three rays from the top of O passing through the lens.

Which type of image is produced by the lens when the object O is in this position?

The diagram shows the electromagnetic spectrum, in order of increasing wavelength.
Three types of radiation, P, Q and R, are missing from the spectrum diagram.

Which types of electromagnetic radiation are represented by P, by Q and by R?

Radiation from the Sun is dispersed by a prism. The prism does not absorb any of the radiation.
Four identical thermometers are placed, one at each of the labelled positions.

In which position does the thermometer show the greatest rise in temperature?

An object is placed in front of a thin converging lens.
The diagram shows the paths of two rays from the top of the object.
An image of the object is formed on a screen to the right of the lens.

How does this image compare with the object?

A student draws a diagram representing three rays of light from point P passing through a converging lens. Each point labelled F is a principal focus of the lens.

Which of the rays has the student drawn correctly?

The diagram shows a ray of light inside a glass rod. The critical angle for the light in the glass is 42°.

Which row shows what happens to the light when it reaches the surface of the glass rod?

The diagram shows a ray of light travelling in a substance P. The ray reaches a boundary with a substance Q. Total internal reflection occurs at the boundary.

Which row contains correct statements about angle X and about the optical density of substance Q?

A ray of light is reflected by two parallel plane mirrors X and Y.

Which statement is correct?

Scout P signals to scout Q on the other side of a valley by using a mirror to reflect the Sun’s rays.

Which mirror position would allow the Sun’s rays to be reflected to scout Q?

A boy wears a shirt with a letter F on the front. He stands in front of a plane mirror.

What does he see in the mirror?

Light waves pass from air into glass and are refracted.

What always remains constant when this happens?

An object is placed in front of a converging lens. The lens has a focal length f.
The lens produces a real, enlarged image of the object.

In which labelled position is the object placed?

The diagram shows the image of a clock in a plane mirror.

What time is shown?

Water waves may be used to demonstrate refraction by making them pass into water of a different depth.

Why does the water wave change direction as it passes into the shallow water?

A teacher demonstrates the dispersion of white light using a triangular glass prism.

Which diagram shows how this dispersion happens?

The diagram shows radiation from a lamp passing through a prism.

Which type of radiation is found at P? he diagram shows radiation from a lamp passing through a prism.

A thin converging lens is used to produce, on a screen, a focused image of a candle.
Various focused images are produced on the screen by moving the lens and the screen backwards and forwards.

Which statement is always correct?

A converging lens in a projector is used to make an enlarged image of a small piece of film on a screen.

At which labelled point could the piece of film be placed so that the lens produces this image?

The diagram shows a ray of light travelling from X. Angle P is less than the critical angle.

In which direction does the ray continue?