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how many variables are changed in a valid (fair) science experiment?
ONE
List four types of energy
chemical, potential, kinetic, electrical, heat
what type of energy is stored in food?
chemical potential
what type of energy is seen here
light energy
what are the units for measuring mass?
kilograms, grams
what type of energy goes a campfire give off?
heat light and sound
Name the piece of equipment for observing small amounts of liquid
test tube
what piece of equipment do you use to hold larger amounts of solids or liquids?
beaker
what part of the scientific report is states the purpose of the experiment?
aim
which variable is one the you change?
independent variable
which variable is the one you measure as the result?
dependent variable
the variables that are kept constant in an experiment are called?
control variables
what type of rock is formed from cooling lava or magma?
igneous
what is the name of the cycle that describes how rocks change into other types of rocks?
the rock cycle
what process breaks down rock into smaller fragments?
weathering
In a food chain bacteria and fungi break down dead organisms. They are called?
decomposers
In a food web, organisms that can make their own food are called___________
producers
Name three herbivores in this food web?
kangaroo, wombat, honey eater, termites, cricket, emu
which organism is the producer?
grass
Name a primary consumer in this food web
wombat, honey eater, termites, kangaroo, cricket
When lighting the Bunsen burner, is the air hole closed or open?
closed
In an element, how many types of atoms are there
An element is a pure substance made of ONE type of atom-
T/F most metals are shiny and can conduct electricity
True
malleable means
bendy
changes of state: Liquid to a gas
evaporation
Changes of state: solid to a liquid
melting
changes of state: Liquid to a solid
solidification
Name the change of state labelled C
solidification
Name the change of state A
melting
Name a secondary consumer in this food web
echidna, magpie,lizard
A carnivore is an animal that only eats
meat
Primary consumers eat ............................
plants or producers
T/F particles in matter vibrate faster when heated
true
Describe an adaptation of the wombat
long claws, rear facing pouch, thick brown fur, square bottom, nocturnal
describe an adaptation of an Australian plant (try Ironbark tree)
thick bark, thin long leaves, silvery coloured leaves, dropping branches, flowers.
What is the difference between lava and magma
lava is above ground, magma is below the surface of the earth
Name the cycle that shows how rocks change over time.
the rock cycle
What is the process called where rocks break down into smaller pieces
Weathering
What type of weathering is caused by weak acid in rain?
chemical weathering
what type of weathering is caused by wind or water breaking apart rock?
physical weathering
what type of weathering is caused by wind or water breaking apart rock?
physical weathering
rocks are made of one or more different _______________________
minerals
Name three uses of rocks
energy (coal), building materials (iron, concrete), jewellery, bench tops, decorating (statues), tools
plants use photosynthesis to make
sugar and oxygen / their own food


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