Science skills
Can you pour chemicals down the drain?
No
Food web or food chain
What are the three states of matter?
solid, liquid and gas
List two examples of non-contact forces
Gravity, electrostatic and magnetism
Which is the best subject at Box Hill HS?
SCIENCE
Describe what a method is.
A list of steps to complete an experiment.
An animal the consumers only producers is called what?
A primary consumer
What is the difference between a pure substance and a mixture?
A mixture is two or more substances while a pure substance is just one.
What is the term used to describe equal and opposite forces?
Balanced forces
List the order of the planets from the Sun outwards
What are the three things to include in a hypothesis?
Independent variable, dependent variable and explanation/reason
All of the energy from primary consumers comes from where?
Describe the arrangement of particles moving from solid to gas.
Speed increases, particles spread out and become less ordered
List the possible changes to an object after a force has been applied?
Speed change, stop moving, start moving, change shape
Why are chemists so good at solving problems? (hint: it includes a word from our mixtures topic)
They have all the solutions!
What does SET ALT stand for?
Safety gear, Edge, Tubing, Airhole, Light match, Turn on gas.
Scar chases down an antelope to eat it. What is this type of relationship called?
Predator-prey relationship.
What is it called when the state of a substance changes from gas to solid?
Deposition
These are the forces acting on a box:
6N up, 4N left, 2N down, 4N right
Draw a free body diagram and calculate the overall force (Fnet)
4N up
Why can't you trust atoms?
Because they make up everything!
A student is measuring 10mL of water into a measuring cylinder on the bench while standing up. Explain why this is an issue?
The volume is not measured at eye-height meaning it will be inaccurate.
What are the seven levels of classification?
Kingdom, Phylum, Class, Order, Family, Genus, Species
What separation technique could be used in a crime scene to help identifying the presence of different substances?
Chromatography
A 62 kg parachuter is falling down at a constant speed of 80 km/h. What is the Fnet acting on the parachuter?
0 N
What is the scientific name for brain rot? (Hint: the word is from our classification unit)
Decomposer