Revision for Half Yearly Science

Revision for Half Yearly Science

9th Grade

22 Qs

quiz-placeholder

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Revision for Half Yearly Science

Revision for Half Yearly Science

Assessment

Quiz

Science

9th Grade

Hard

Created by

Maria Woodbury

Used 5+ times

FREE Resource

22 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

All electromagnetic waves have the same

A         speed.

B         frequency.

C         energy.

D            wavelength.

A

B

C

D

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following waves has the lowest frequency?

A         an AM radio wave of wavelength 600 m.

B         an FM radio wave of wavelength 8.7 m.

C         a microwave of wavelength 5 mm.

D            a radar wave of wavelength 9 cm.

A

B

C

D

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

The series of waves shown below was produced in 20 seconds.

State the:

a          wavelength

b             amplitude of the waves.

wavelength 10mm and amplitude 30mm

wavelength 10mm and amplitude 15mm

Wavelength 5mm and amplitude 30mm

wavelength 5mm and amplitude 15mm

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Select the correct statement from the alternatives below.

A         Infrared radiation has a smaller wavelength than that of the visible spectrum.

B         Microwaves have greater frequency than radio waves.

C         Ultraviolet light has a smaller wavelength than infrared radiation.

D            Gamma rays are lower in frequency than X-rays.

A

B

C

D

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

2.5m

46240m

0.4m

0.05m

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Your hand feels cold as an ice-block melts on it. Identify the correct explanation for this process.

A         Heat has transferred from the ice-block into your hand by conduction.

B         Heat has transferred from your hand to the ice-block by conduction.

C         Heat has transferred from the ice-block into your hand by radiation.

D         Heat has transferred from your hand to the ice-block by radiation.

A

B

C

D

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Sound is a longitudinal wave. This means that its particles

A         vibrate back and forth.

B         move along in the direction of the wave.

C         rotate from side to side.

D            do not move at all.

A

B

C

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