Intro to science
Biology
Matter is made up of
Atoms
Sand, oil, plastic
Define energy
the ability to do work
Vertebrate has a backbone EG human
Invertebrate has no backbone (exoskeleton) EG prawn
Name 3 safety rules of the science lab
Always walk in a lab
Where safety glasses all at times during a prac
Keep heated test tubes facing away from people or eyes
What are the 3 states of matter
Solid, liquids, gases
Identify which of the following is a property that makes water useful.
It is a good solvent
2 main categories of energy?
Kinetic and Potential
Why are dichotomous keys important
helps identify organisms and objects by narrowing down the possibilities through a series of choices.
Put the parts of an experiment in the correct order.
Method, Hypothesis, Title, Aim Results.
Title, Aim, Hypothesis, Method, Results
In the water cycle identify the process responsible for the formation of clouds.
Condensation
Solute - the minor component in a solution, dissolved in the solvent. Sugar
Solvent - able to dissolve other substances. Water
Solution - the end product of the solvent and solute. Sugar water
Which of the following best explains what voltage is.
The amount of energy per electron
Name the 5 kingdoms
Protista, Monera, Fungi, Animalia, Plantae
If I wanted to heat some water on a Bunsen Burner which of the following contains only equipment you would use?
Bunsen Burner, Tripod, Gauze mat, Beaker.
Which of the following best describes a compound.
Two or more different types of atoms chemically joined.
Identify the best separation technique to separate sand + salt + water, where you must collect all three.
Filtering + evaporation + distillation.
Name 3 types of potential energy
Gravitational, chemical, elastic
Provide a characteristic for each of the following
Birds, Amphibians, Reptiles, Mammals, Fish, Marsupials
Birds - Fly, beaks, wings and lay eggs
Reptiles - Cold blooded with scaly skin
mammals - warm blooded, have fur and produces milk for their young
fish - gills, live in water, body covered in scales
amphibian - smooth and scaleless, live in water and on land.
Marsupial - have a pouch for there young.
When gathering data for an experiment, why is it important to repeat your experiment multiple times?
This improves reliability.
Heat causes particles to do what?
Move/Vibrate Faster
Identify why filtration alone does not usually produce safe to drink water.
Filter paper can't remove tiny things like viruses or dissolved substances.
what is the energy transformation taking place in a candle.
_________ = _______ + __________
Chemical Potential = Heat + Light
Name the classification hierarchy system (taxonomy)
Kingdom, Phylum, Class, Order, Family, Genus, Species