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Ýear 10 Science

Across
If water vapour (gas) is cooled down, it changes into water (liquid)
bacteria and fungi that break down dead plant and animal matter
the reaction between an acid and a base
substances can be bent or hammered into shape without shattering
In these trials, the scientists do not know either who is getting what treatment as the groups are randomised.
a tiny particle that is found in the nucleus of an atom
Medicines that can kill bacteria in the body
A piece of apparatus used to add varying but measured volumes of solution during a titration
forms of an element that have the same number of protons but different numbers of neutrons
Down
The turning effect of a force
tiny particles which are between 1-100nm in size
An inactive substance made to resemble a drug for researchers to use as a control
Quantities only have a magnitude (e.g. distance and speed)
change of velocity ÷ time taken
high energy electromagnetic waves emitted from unstable nuclei
When energy is taken in from the surroundings
any process by which electrically neutral atoms or molecules are converted to electrically charged atoms or molecules (ions) through gaining or losing electrons.
a piece of equipment used measure and drop small amounts of a liquid
a method used to prepare salts if the reactants are soluble
Quantities have a magnitude and a direction (e.g. velocity and displacement)