Set: KS2 Science Vocabulary

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All 149 Terms

Term Definition
Balanced forces Two equal forces acting in opposite directions that cancel each other out.
Balanced diet A diet that gives the body the right amounts of all types of food.
Cells Tiny bits that all living things are made from.
Electrical conductor Something that lets electricity pass through.
Thermal conductor Something that lets heat pass through.
Consumer Something in a food chain that consumes food.
Dissolve This is when a solid mixes into a liquid and just leaves a new liquid.
Evaporation When a liquid warms up and starts to turn into a gas – not the same as boiling.
Excretion Plants or animals getting rid of waste substances.
Fertilisation When sperm joins with egg – or pollen joins with ovule.
Food chain A diagram which shows the flow of energy from organism to organism.
Friction The force that gives us grip.
Impermeable Something that doesn’t let water through.
Electrical insulator Something that won’t let electricity pass through it.
Light source Something that gives out its own light.
Material What something is made of.
Newton meter A spring balance used to measure force.
Nutrition Plants and animals getting food so that they can grow.
Organ Part of the body with a special job to do.
Particles Really really tiny bits that everything is made from.
Pollination Getting pollen from a flower to the stigma on another flower.
Producer An organism in a food chain that makes its own food.
Reversible A change that can be made to go the other way.
States Solid, liquid and gas are the three ***** something can be in.
Upthrust The force which pushes back up from water, air or a solid surface.
Organism Living thing, animal or plant.
Ovary Where eggs are made.
Photosynthesis Making food from carbon dioxide and water – needs chlorophyll and sunlight.
Pollen The male part of a plant that goes to make a new seed.
Pollination Getting pollen to the stigma.
Predator Animals that eat other animals.
Prey An animal killed and eaten by a predator.
Protein A food that builds muscle.
Puberty When the body changes and develops between 10 and 18 years old.
Pulse The rhythm of the heart beating.
Pulse rate How many times the heart beats in a minute.
Relax When a muscle gets longer.
Reproduction Making a new generation.
Respiration Using oxygen to turn food into energy.
Ribs The bones in the chest that protect the heart and lungs.
Root Part of a plant under the ground that takes in water.
Sepal Protects the petals when the flower is still in the bud.
Side effect Something that happens as well as something that was supposed to happen.
Skull The bones that protect the brain.
Spine The backbone.
Stamen The male part of the flower.
Starch A type of carbohydrate – eg. In pasta.
Stem Holds a plant upright.
Stigma At the top of the carpel, where pollen lands.
Style The bit that holds up the stigma.
Sugar A type of carbohydrate, e.g. honey.
Tendon Joins muscle to bone.
Variation Differences in living things.
Vein Takes blood back to the heart.
Vertebrate Animal with a back bone.
Virus A type of microbe.
Air A mixture of gases including oxygen.
Boiling temperature Temperature at which a liquid changes into a gas.
Carbon dioxide A gas that’s found in the air.
Chemical change A change that cannot be undone.
Condensation When water vapour cools and turns into a liquid.
Decant Letting solids settle to the bottom and pouring off the liquid very carefully.
Dilute A solution with a high percentage of water in it.
Fabric Made from fibres spun and woven together.
Filter Separate solid bits from a liquid.
Freeze When a liquid gets cold and turns into a solid.
Gas One of the three states a material can be in. Can flow and change volume.
Irreversible A change that can’t be undone.
Liquid A state a material can be in. Can change shape, flow but not change volume.
Magnetic A material that’s attracted to a magnet.
Force A push or pull
Repel Push apart
Melt When a solid warms up and turns into a liquid.
Mixture Two or more substances mixed together – that can be separated.
Oxygen A gas in the air that our bodies need to keep us alive.
Permeable Allows water to go through it.
Property A quality of a material, like ‘hard’, ‘shiny’, 'conducts electricity' etc.
Pure Not mixed with anything else.
Irreversible A change that cannot be made to go the other way.
Room temperature The temperature indoors, usually 20 degrees C
Solid One of the states a material can be in – Keeps its shape and you can hold it.
Solidify When something turns into a solid.
Solution A mixture of solid and liquid. You can’t see the solid, but it is still there.
Temperature How hot or cold something is.
Thermal conductor Something that lets heat pass through it easily.
Thermal insulator Something that won’t let heat pass through it easily.
Thermometer Something we use to measure temperature.
Undissolved Excess solid that hasn’t dissolved.
Water cycle Water in the air condenses and falls as rain and flows to the sea where the sun evaporates it... again and again...
Artery Blood vessel carrying food and oxygen to the body cells.
Adapted Suited to the environment where the organism lives.
Canines Pointed teeth that tear food.
Carbohydrate Food that gives the body energy.
Carpel The female part of the flower.
Carnivore Animal that only eats other animals.
Chlorophyll The green stuff in plants that allows it to carry out photosynthesis.
Classification Grouping similar organisms together.
Contract When a muscle gets shorter.
Dispersal Spreading seeds far away from the parent plant.
Food web A lot of food chains linked up.
Germ A non scientific word for microbe.
Germination When a seed starts to grow.
Habitat Where an organism lives.
Herbivore An animal that only eats plants.
Incisors Teeth that cut food.
Key A set of questions that help you identify an unknown plant, animal or material.
Life cycle The stages an organism goes through right from fertilisation to death.
Micro-organism A very tiny living thing.
Minerals Needed by plants to help them grow.
Muscles These pull on bones to make you move.
Air Resistance The air pushing back against you when you move through it.
Axis An imaginary line through the earth from the North Pole to the South Pole.
Battery More than one cell in a circuit - where the electricity comes from.
Cell Forms part of a battery in a circuit.
Circuit Diagram A diagram with symbols that shows all of the components in a circuit and how they are connected.
Symbol Used in a circuit diagram instead of a picture to represent a component.
Complete What a circuit must be to allow the flow of electricity.
Component Something that does a job in a circuit. e.g. bulb, buzzer, or motor.
Ear drum The part of the ear that vibrates to allow us to hear sound.
Forcemeter Another name for a Newton meter - Used to measure force.
Gravity Force that pulls us towards the centre of the earth.
Light ray Light travelling - always in a straight line.
Mirror Something that reflects light very well.
Newton The unit we measure force in.
Opaque Does not let light through.
Orbit The path an object takes around another object in space.
Periscope Device with two mirrors that lets you see over the top of things.
Pitch How high or low a sound is.
Reflection When light bounces off a smooth shiny surface.
Rotate To go round and round on an axis.
Shadow When light is blocked by something opaque.
Solar system The Sun, the Earth and the other planets.
Sound Made by something vibrating.
Sphere The shape of the Earth.
Spin The same as rotate.
Sunrise When the Earth moves round so that an area, previously in darkness, is lit by the Sun.
Sunset When a part of the Earth, previously lit by the Sun is plunged into darkness due to the Earth's rotation.
Surface area The measurement of the outer surface of an object.
Switch Allows you to make a gap in a circuit and close it again to control the flow of electricity.
Tension The amount of pull in the length of a string - How tight it is.
Tight When a string has a lot of tension you would describe it as...
Tuning Changing the length or the tension of a string to change the pitch of the sound it makes.
Vacuum Where there is no air.
Vibration The way something moves to make it produce a sound.
Water resistance Water pushing you back as you try to move through it.
Weight The force pulling down on something due to gravity.
Observation The act of noting and recording something.
Measurement The dimension, quantity, or capacity determined by measuring.
Table Used to record results from an investigation in columns and rows to allow them to be easily read.

Set Information

Terms 149
Creator sussexroadschool
Created March 21, 2007
Groups None
Tags ks2, science, vocabulary
Access Anyone
Edit Creator Only

Description

This vocabulary is useful for children when studying for KS2 Science SATs.

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Ashfell : bnffnjkfnjskdnvjknhefjbnfjhnfjhahduiayfhsdiouhkjjhkajhkjhkjhchbasddb ghqvdhgdkjfhgjsdfkhjfrihufigh hseufhupigcxiuorhdgjdsorisuhggkkkkkkkkkkkkkkkkkkkkodkoskfsdkfjcjkjdefjisjijiojioawjiojfdsioajfkjesijfkashfuwejakidu foidfhj
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braders888 : hello i am no longer arabian
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meger99 : hfxnㄋㄧㄜ
XxXx_bronnie_xXxX : hi meger
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braders888 : hi nath you on
XxXx_bronnie_xXxX : anyone who is on :P
XxXx_bronnie_xXxX : bye bye bhye
Ashfell : HI :P
megar99 : wazap
Ashfell : pie is wazap
megar99 : do you know what wazap means
megar99 : ?
megar99 : ??
megar99 : ???????????????????????
megar99 : ?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????
megar99 : poi
megar99 : nfgj
braders888 : nghgh
Elisha11 : hello?
emzo26 : hey
Elisha11 : Hey.
emzo26 : r u cryin
Elisha11 : No.
emzo26 : call me i need to ask u sumin!!!
Elisha11 : Ok.
emzo26 : kk
Elisha11 : My mum's on the phone.
emzo26 : o k
Elisha11 : What did you need to ask me?
emzo26 : do u think i am messin up urs nd jakes friendship????
Elisha11 : No. It's me that's messing it up.
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emzo26 : i
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emzo26 : why
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emzo26 : why
Elisha11 : I'll see you tommorow at school, okay?
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emzo26 : kk
Elisha11 : Bye.
emzo26 : call me when ur mum gets off the phone
emzo26 : bye
Elisha11 : Emily?
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emzo26 : yeah emzo is emily
annerino : hi
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Most Missed Words

  1. Respiration → Using oxygen to turn food into energy. - 249 misses
  2. Dissolve → This is when a solid mixes into a liquid and just leaves a new liquid. - 244 misses
  3. Chemical change → A change that cannot be undone. - 235 misses
  4. Classification → Grouping similar organisms together. - 225 misses
  5. Variation → Differences in living things. - 222 misses
  6. Solidify → When something turns into a solid. - 221 misses
  7. Carbohydrate → Food that gives the body energy. - 217 misses