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Unit 2 revision 1
Unit 2 revision cards no.1
Question | Answer |
---|---|
What is the acid called in the stomach? | Hydrochloric acid |
What is made when you heat limestone with sand and sodium carbonate? | Glass |
What is the scale called that has numbers and colours of universal indicator? | pH scale |
What number and colour on the pH scale is the strongest alkali? | pH14 purple |
What is the name of the reaction when adding an acid to an alkali? | Neutralisation |
Name the type of material that is made when 2 or more materials combine? | Composite |
What is the process that releases heat from fossil fuels? | Combustion |
What is the process that releases heat from nuclear fuel? | Fission |
What is the UKs electricity distribution company called? | National Grid |
What is the symbol equation for the production of quicklime from limestone? | CaCO3 -> CaO + CO2 |
What is the symbol equation for the production of slaked lime from quicklime? | CaO + H2O -> Ca(OH)2 |
Cement is made when limestone is heated with what? | Clay |
What 4 things make up concrete? | Cement sand water small stones |
Name the process that keeps the bodies internal environment constant? | Homeostasis |
Give the word that describes differences seen in humans? | Variation |
What is the word that describes different forms of the same gene? | Allele |
What organ detects rise in blood glucose levels? | Pancreas |
What hormone is secreted when blood glucose levels are high? | Pancreas releases Insulin into the blood |
What does insulin do? | Converts glucose to glycogen |
Where is glycogen stored? | Liver |