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WorksheetsYear 8 Quiz
Total questions: 30
Worksheet time: 16mins
What is this the circuit symbol for?
Cell
Bulb
Switch
Battery
What is current measured in?
Amps
Volts
Ohms
Meters
What is resistance measured in?
Amps
Volts
Ohms
Meters
Static electricity is caused by the movement of....
electrons (negative charge)
protons (positive charge)
neutrons (no charge)
atoms (no charge)
A negative charge next to a negative charge will....
repel
attract
explode
not do anything
All metals are magnetic
True
False
A magnetic field points
Away from the north pole and into the south pole
Away from the south pole and into the north pole
Away from the south pole
Away from the magnet from all directions
An electromagnet is only magnetic when there is a current flowing through it.
True
False
Which of the following will make an electromagnet stronger (pick 2)
More coils of wire wrapped around iron core
Higher current flowing through the wire
Lower current flowing through the wire
Moving the electromagnet faster
Resistance =
voltage÷current
voltage x current
voltage - current
voltage + current
The chemicals which react together in a chemical reaction are called....
the reactants
the products
the mixers
the chemicals
The chemicals which are made in a chemical reaction are called the....
products
reactants
made chemicals
present
Metals will corrode if they react with what substance?
oxygen
carbon dioxide
iron
helium
Which is the only metal which can rust?
iron
gold
copper
aluminium
Which of the following are elements in group 1 of the periodic table (alkali metals)?
sodium
potassium
helium
gold
When an alkali reacts with water, what gas does it produce?
Hydrogen
Oxygen
Carbon Dioxide
Nitrogen
What is the name of a mixture of metals?
Alloy
MixedMetal
Duometal
Corrosion
What element has the symbol H on the periodic table?
Hydrogen
Sodium
Lithium
Potassium
Which of the following are ways to know a chemical reaction is taking place? (pick 2)
Fizzing/Bubbling
Change in temperature
Chemicals move away
Chemicals start to dissapear
What is the missing word?
Carbon Dioxide + Water --> Oxygen + _______
glucose
air
water vapour
sugar
What chemical do we use to test for starch in a leaf?
iodine
hydrochloric acid
Water
What type of reproduction only needs one plant?
Asexual
Sexual
In asexual reproduction, what can we say about the offspring?
It is identical to the parent
It is different to the parent
It is always male
It will always be a strawberry
What is the name of part number 1?
Anther
Petals
Style
Ovary
What is the name of part number 5?
Stigma
Petals
Style
Anther
What is the name for when a plant spreads its seeds as far as possible?
Dispersal
Germination
Pollination
Fertilisation
What is the name for when a plant emerges from a seed?
Dispersal
Germination
Pollination
Fertilisation
What are the little holes on the bottom of a leave called?
Stomata
Seeds
Ovary
Dispersal
Giver one way carbon is released into the atmosphere?
Through burning fossil fuels
Photosynthesis
Reacting alkali metals
Which type of farming gives a high amount of crop?
Intensive
Organic
