WorksheetsYEAR FOUR WSC MOCK 2
Total questions: 106
Worksheet time: 53mins
Which property describes a material's ability to be drawn into wires?
Ductility
Malleability
Hardness
Brittleness
Which of the following is a good conductor of heat?
Wood
Rubber
Copper
Plastic
A material that does not allow electricity to pass through it is called:
Conductor
Semiconductor
Resistor
Insulator
Which material is commonly used for making window panes?
Iron
Glass
Plastic
Clay
Which of these best describes matter?
Anything that can move
Anything that has mass and takes up space
Anything that has weight
Anything you can see
The amount of space occupied by an object is called:
Mass
Weight
Volume
Density
What happens to the weight of an object on the Moon compared to Earth?
It becomes zero
It becomes greater
It becomes less
It stays the same
Which of the following is NOT considered matter?
Water
Air
Heat
Stone
Which state of matter has a fixed volume but no fixed shape?
Solid
Liquid
Gas
Plasma
The change from liquid to gas at any temperature is called:
Boiling
Evaporation
Condensation
Melting
In which state are particles farthest apart?
Solid
Liquid
Gas
Plasma
What happens to particles when a substance is heated?
They slow down
They stop moving
They move faster
They disappear
Heat transfer through direct particle contact is called:
Radiation
Convection
Conduction
Insulation
Which material is a good conductor of heat?
Wool
Rubber
Aluminium
Paper
Which type of heat transfer allows energy from the Sun to reach the Earth?
Conduction
Convection
Radiation
Reflection
What happens to most metals when they are heated?
They contract
They expand
They freeze
They melt immediately
Which of the following is a physical change?
Burning wood
Rusting iron
Melting ice
Baking bread
A chemical change always results in:
A new substance
A new shape
A change of state
A change in size
Which of the following is a chemical change?
Boiling water
Cutting paper
Frying an egg
Dissolving sugar
Which process can easily be reversed?
Burning candle
Rusting
Melting butter
Cooking rice
A mixture in which components can be seen separately is called:
Solution
Homogeneous mixture
Heterogeneous mixture
Compound
Which method separates a dissolved solid from a liquid?
Filtration
Evaporation
Sieving
Decantation
In a solution of salt and water, the salt is the:
Solvent
Solute
Mixture
Residue
Which of the following is a solution?
Oil and water
Saltwater
Salad
Sand and iron filings
Which force pulls objects towards the centre of the Earth?
Friction
Gravity
Magnetism
Tension
A push or pull that changes the state of motion of an object is called:
Mass
Force
Work
Energy
Friction always acts in the:
Same direction as motion
Opposite direction of motion
Downwards
Sideways
If the force acting on an object increases while mass stays constant, acceleration:
Decreases
Doubles
Stays the same
Becomes zero
The region around a magnet where force is felt is called:
Magnetic domain
Magnetic field
Magnetic line
Magnetic pole
Which of the following is magnetic?
Plastic
Copper
Nickel
Glass
If a bar magnet is broken into two pieces, each piece will have:
Only a north pole
Only a south pole
Both a north and a south pole
No poles
Like poles of a magnet:
Attract each other
Repel each other
Have no effect
Lose magnetism
What type of energy transformation happens in a battery-powered torch?
Chemical → Light
Light → Chemical
Heat → Light
Electrical → Chemical
When you lift a book onto a shelf, which energy increases?
Kinetic
Thermal
Potential
Chemical
Which device converts chemical energy into electrical energy?
Solar panel
Battery
Generator
Bulb
The burning of fuel transforms chemical energy mainly into:
Sound
Heat
Light
Magnetic energy
A complete path for current to flow is called:
Open circuit
Closed circuit
Short circuit
Fuse
Materials that allow electric current to pass through them easily are:
Insulators
Conductors
Resistors
Semiconductors
Which device is used to open or close a circuit?
Fuse
Battery
Switch
Resistor
Which instrument is used to measure electric current?
Voltmeter
Ammeter
Thermometer
Ohmmeter
The largest group used to classify living things is:
Kingdom
Species
Domain
Phylum
Which two names are used in binomial nomenclature?
Class and Order
Genus and Species
Family and Genus
Phylum and Class
An organism that makes its own food and has cell walls belongs to:
Animalia
Plantae
Fungi
Protista
Which group contains multicellular, heterotrophic organisms without cell walls?
Protista
Fungi
Animalia
Plantae
The first part of a scientific name represents the:
Species
Genus
Family
Order
Which is the correct way to write a scientific name?
Canis Lupus
CANIS LUPUS
Canis lupus
canis lupus
Scientific names are written in:
English
Latin
French
Greek
Panthera leo and Panthera tigris belong to the same:
Species
Genus
Family
Order
Which animals are warm-blooded and have feathers?
Reptiles
Birds
Mammals
Amphibians
An animal that eats both plants and animals is a/an:
Herbivore
Carnivore
Omnivore
Detritivore
Fish breathe through:
Lungs
Spiracles
Gills
Skin
Which adaptation helps animals hide from predators?
Migration
Camouflage
Hibernation
Respiration
The process by which plants make food using sunlight is:
Respiration
Photosynthesis
Transpiration
Germination
The process by which plants make food using sunlight is:
Respiration
Photosynthesis
Transpiration
Germination
The male part of a flower that produces pollen is the:
Pistil
Stigma
Stamen
Sepal
Which plant part absorbs water and minerals from soil?
Stem
Root
Leaf
Flower
The main function of the stem is:
Reproduction
Photosynthesis
Support and transport
Respiration
A camel's hump stores:
Water
Food
Fat
Air
Which of these is a behavioural adaptation?
Long beak of a hummingbird
Thick fur of a polar bear
Birds migrating in winter
Webbed feet of a duck
The spines of a cactus are used mainly for:
Photosynthesis
Water storage
Protection
Attraction
The main purpose of adaptations is:
To survive and reproduce
To grow bigger
To change colour
To move faster
The passing of traits from parents to offspring is called:
Mutation
Variation
Heredity
Evolution
Genes are found on:
Ribosomes
Chromosomes
Mitochondria
Cytoplasm
Different forms of a gene are called:
Traits
Alleles
Chromosomes
Zygotes
Crossing a TT plant with a tt plant gives offspring with genotype:
TT
tt
Tt
tT or TT
The basic structural unit of life is:
Atom
Cell
Tissue
Organ
The control centre of the cell is the:
Nucleus
Ribosome
Vacuole
Mitochondria
Which part of a plant cell gives it shape and support?
Cell wall
Cytoplasm
Chloroplast
Membrane
Which organelle is called the "powerhouse of the cell"?
Nucleus
Mitochondria
Golgi body
Lysosome
All living and non-living things in an area form an:
Population
Community
Ecosystem
Biome
Which of the following is the main source of energy for ecosystems?
Wind
Sun
Water
Soil
Organisms that break down dead matter are called:
Producers
Consumers
Decomposers
Scavengers
The path of energy transfer from one organism to another is a:
Food web
Food chain
Trophic level
Energy cycle
Which of these is a renewable resource?
Coal
Oil
Solar energy
Natural gas
The main goal of conservation is to:
Use up resources
Protect resources
Destroy habitats
Increase pollution
Turning off lights when not in use saves:
Water
Soil
Energy
Minerals
Cutting down trees without replanting leads to:
Afforestation
Desertification
Pollution
Fertility
A naturally occurring, solid substance with a definite chemical composition is a:
Rock
Mineral
Fossil
Soil
Which rock is formed by cooling of magma?
Sedimentary
Igneous
Metamorphic
Fossiliferous
The process that changes rocks from one type to another is the:
Carbon cycle
Rock cycle
Water cycle
Nitrogen cycle
The hardest mineral is:
Talc
Quartz
Diamond
Feldspar
Fossils are mostly found in which type of rock?
Igneous
Sedimentary
Metamorphic
Volcanic
A fossil showing an organism's activity like footprints is called:
Cast fossil
Mold fossil
Trace fossil
Carbon film
Fossils help scientists study:
Future climate
Past life forms
Moon surface
Rock hardness
A fossil that leaves a thin outline of carbon is called:
Mold
Cast
Trace
Carbon film
The average weather condition of a place over many years is:
Weather
Climate
Season
Atmosphere
Which instrument measures air pressure?
Thermometer
Barometer
Hygrometer
Anemometer
Weather describes conditions that are:
Short-term
Long-term
Seasonal
Global
Which factor most affects a place's climate?
Latitude
Population
Buildings
Forests
A large, slow-moving mass of ice is called:
Iceberg
Glacier
Avalanche
Hailstone
Deposition of sediments at the river mouth forms a:
Delta
Canyon
Valley
Mountain
The breaking down of rocks into smaller pieces is called:
Weathering
Erosion
Deposition
Sublimation
The longest mountain range under the ocean is:
Mid-Atlantic Ridge
Mariana Trench
Andes Mountains
Himalayas
The point on the Earth's surface above an earthquake's focus is the:
Fault
Epicentre
Seismic zone
Crater
Earthquakes are caused by movement of:
Rivers
Clouds
Tectonic plates
Wind
A storm forming over warm oceans with strong winds is a:
Tornado
Hurricane
Thunderstorm
Cyclone
Canyons are mostly formed by:
Earthquakes
Glaciers
River erosion
Volcanoes
The tilt of the Earth's axis causes:
Day and night
Seasons
Phases of the Moon
Tides
When the Moon is between the Earth and Sun we see a:
Full moon
New moon
Gibbous moon
Crescent moon
Our galaxy is called the:
Andromeda
Milky Way
Sombrero
Whirlpool
A large body orbiting a star is a:
Asteroid
Moon
Planet
Comet
The first step in the design process is:
Test solution
Identify the problem
Build prototype
Present results
A prototype is used to:
Sell the product
Test the idea
Choose materials
Do marketing
A limitation in design is called:
Constraint
Criteria
Solution
Output
If a design fails, an engineer should:
Stop the project
Redesign and improve
Ignore results
Blame materials
The SI unit for length is:
Kilogram
Liter
Meter
Second
