Infections that can spread by sexual contact.
STD
Filtration, sieving and hand sorting are all methods of ...
Separation
Ca stands for?
Calcium
Acids feel ... on the skin.
Rough
The transfer of pollen between plants of the same species for the purpose of fertilization.
Pollination
We will use the ... method to separate sand and water.
Filtration
A property of a material that will not bend, break, shatter or deform when forces are applied to it.
Strong
The fusion of male and female sex cells to produce seeds.
Fertilization
Bases and acids can be dangerous because they are both ...
Corrosive
Steel is a good ... of heat.
Conductor
We use ... to separate oats and salt.
Sieving
Distillation can only works if the two substances has different boiling ...
Points
Another word for HEAT conductivity is ... conductivity.
Thermal
Bases taste ...
Bitter
Water, sugar water, salt water and cooking oil are all ... substances.
Neutral
What forms when the pollen grain falls on the stigma?
Pollen tube
