Biology
Define what is alimentary canal.
A tube from one end of the body to another, which is also used for the digestion process
What 3 subatomic particles made up an atom
Electron, Proton, Neutrons
What term is used to describe the turning effect of a force
Moment
What plant organs are included inside of the vascular bundle?
Xylem and phloem
How to know if an element can form an acidic oxide.
If it is non-metal
Equation for gravitational potential energy?
G= Mass x Gravity x Height
What is MRS GREN
Movement, respiration, sensitivity, growth, reproduction, excretion, nutrition
What is the reaction of combining acid and base to create water and salt?
Neutralisation
How many kJ is a MJ?
1000kJ
What is the organs that cannot produce their own food in plants are called?
Sink
What is the properties of acid.
Sour, corrosive, H+ ions react with water will conduct electric.
Purpose of sankey diagrams?
To indicate useful output energy and waste energy
What enzymes are used to break down polypeptides
peptidase
Balance the equation:
CO2 + H2O -> C6H12O6 + O2
6CO2 + 6H2O -> C6H12O6 + 6O2
Usain Bolt has a velocity of 11m/s and his mass is 95kg, calculate his kinetic energy.
1/2*95*11^2=5747.5J