Transport
Where does food go after it goes through the stomach
Small intestine
Where are electrons found in atoms
Electron Shells
What type of cells make up the heart?
Muscle Cells
What is the negative electrode called?
Cathode
An acid
Which type of transport only applies to water molecules
Osmosis
What type of bonding occurs between two non metals
(Covalent, Ionic or Metallic)
Covalent
What is the function of respiration?
To release energy
Which electrode will a Cl- ion go to, and why
The negative electrode
What color does an acid go on the pH scale
Red/orange
Will increasing temperature speed up or slow down diffusion? Why?
Speed up
What charge does an oxygen ion have
o-2
What is one substance that needs to be transported around the body (not blood)
Water, Oxygen, Waste, Carbon Dioxide
What is electrolysis used for
To split up ionic compounds
What is the Ph of a neutral substance, such as water?
7
Name two ways the small intestine is adapted to absorb nutrients
Large SA (villi)
Moves food
Thin walls
Good blood supply
Why do atoms bond?
To get a full outer shell of electrons
What is one difference between aerobic and anaerobic respiration?
Anaerobic is without oxygen
High to low vs low to high
What ions make up Sodium Chloride?
Na+ and Cl-
What color are copper chloride crystals?
Blue
What is osmosis?
The movement of water particles from a high concentration to a low concentration, through a partially permeable membrane
Draw the correct structure of a sodium ion
Teacher judges
Which blood vessel carries blood to the body
The aorta
Why must ions be molten for electrolysis to occur?
So the ions are free to move and carry charge
What type of reaction occurs when an acid is added to an alkali
A neutralisation reaction