Year 4: Unit 4- End of Lesson 4
Quiz by Gayle Ruddick
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- Q1
What does a circuit do?
digests food.
protects the environment
moves electricity round in a loop.
helps us to breathe.
30s - Q2
A circuit must have a power source
truefalseTrue or False30s - Q3
Which of the following is not a component found in an electrical circuit:
light bulb
battery
molars
wires
30s - Q4
In a circuit, where do the wires need to be attached to the battery:
in the middle
at both ends
at one end
in one place
30s - Q5
What component makes a loud annoying sound when it is powered in a circuit?
switch
motor
light bulb
buzzer
30s - Q6
Which teeth are our largest?
canines
premolars
molars
incisors
30s - Q7
Which teeth do we use to cut our food?
incisors
premolars
canines
molars
30s - Q8
What is the name of the sharp pointed teeth that we use to tear food?
molars
premolars
canines
incisors
30s - Q9
How many teeth do adult humans have?
22
50
20
32
30s - Q10
What builds up on our teeth if they are not kept clean?
pulp
dentine
enamel
plaque
30s