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Worksheets8.3b.Magnetism and waves.15MCQ
Total questions: 15
Worksheet time: 8mins
What are the units with which we measure force?
n
N
kg
J
j
What happens when two North poles of a magnet are brought together?
They repel
They explode
They attract
They react
They retract
Which way do all magnetic fields point?
N → S
S → N
At right angles
Same direction
+ → -
What mnemonic do we use to remember the energy stores?
Richard Of York Gave Battle In Vain
Rich Men In Vegas Use X-ray Glasses
MRS GREN
4 MR HE
8 KG CEMENT
What mnemonic do we use to remember the energy pathways?
Richard Of York Gave Battle In Vain
Rich Men In Vegas Use X-ray Glasses
MRS GREN
4 MR HE
8 KG CEMENT
Which of these is not a magnetic metal?
Iron
Steel
Cobalt
Copper
Nickel
Which of these would not increase the strength of an electromagnet?
More coils
More current
More resistance
An iron core
What do all waves carry?
Energy
Oscillations
Vibrations
Water
Particles
What type of wave oscillates at right angles to direction of energy transfer?
Sound
Particle
Energy
Transverse
Longitudinal
Which of these diagrams correctly shows how we measure the amplitude of a wave?
Which of these diagrams correctly shows how we measure the wavelength or time period of a wave?
Which of these things cannot happen when a wave hits a boundary?
It transmits through
It is absorbed
It refracts
It reflects
It dissolves
What can sound waves not do?
Travel through a vacuum
Reflect
Be absorbed
Travel through liquids
Travel through solids
Which of these phenomena give us evidence that light waves are faster than sound waves?
Our eyes are at the front of our heads but our ears are at the side
We cannot see around corners but we can hear around them
We can see stars but not hear them
We see lightning before we hear thunder
Which of these ray diagram instructions is not correct?
Draw rays using a ruler
All ray lines have arrows
Normal line is always at 90o to surface
Arrows out of our eyes to show we are looking
