Factors affecting health
State of complete physical, mental and social well-being
What is health.
Anything that occupies space and has mass.
What is matter?
Name the lab acid; HCl
What is hydrochloric acid?
g/cm3
What is the unit for density?
The blood vessel that brings deoxygenated blood into the heart.
What is the vena cava?
Diet, smoking, exercise, drinking and drugs.
What are the effects that affect human health?
Particles are close together and free to move past each other
what are liquids?
Salt and water
What is the products of a titration/neutralisation reaction?
joules
What is the unit for energy?
The minimum energy that colliding particles must have for a reaction to occur.
What is activation energy?
Help build muscle, hair, nails and enzymes.
What is protein.
this is the movement of particles from an area of high concentration to an area of low concentration.
What is diffusion?
the name of the neutralisation experiment
What is a Titration?
Volts
What is the unit for voltage/potential difference.
Stored energy
WHat is potential energy.
Helps insulate the body
What is fat.
takes place when a liquid is heated and changes to a gas.
what is boiling?
NaOH
What is Sodium hydroxide?
amps
What is unit for current?
Metals that are combined with other metals.
What are alloys?
Supplies fast supply of energy
What is sugar/glucose.
100 degrees
What is the boiling temp of water.
What is neutralisation?
Watt
what is the unit for power?
When energy changes from a useful from to a not so useful form
What is energy dissipation?