Science revision Flashcards
What is the name of the piece of equipment that you would use to measure the temperature of a liquid
Thermomoter
would a N S magnet attract or repel?
Attract
Would a S S magnet attract or repel?
Repel
name 3 magnetic and non magnetic materials.
Nickle, iron and cobalt are magnetic , copper brass and lead are not .
When electrons move from one material to another what is formed?
Static electricity
What are conductors? give one example
materials that help the flow of electrons - metals
What are insulators? give 2 examples.
Insulators stop the flow and do not conduct electrons from moving - wood, plastic
what do carbohydrates do?
provide energy
where are carbohydrates found?
In bread,pasta,rice,potatoes
if the PH level of water is green what number is it and what substance is it
7 and Neutral
on the PH scale 1-6 is?
Acids, these tend to be red ( lower numbers ) orange ( 2-4 ) and red ( higher numbers )
on the PH scale 8-11 is?
alkali, These tend to be blue and purple.
what does a animal cell have that a plant cell doesnt?
Trick question! a plant cell has everything an animal cell has , and more!
name the three things a plant cell has that an animal cell does’nt
Cell wall , vacuole , and chloroplast.
what is the list of classification words
Kingdom pylum, class, order family, genus, species
