Scientific Method
What is a hypothesis?
An educated guess / prediction
What is a mixture?
A combination of two or more things.
Name the three states of matter.
Solid, liquid and gas.
What gas do plants use for photosynthesis?
Carbon Dioxide
How many sessions are in a day?
What is the independent variable (IV)?
The thing you change.
Name one way to separate a solid from a liquid
Filtration or Evaporation
Which state has a fixed shape?
Solid
What is the name of the process plants use to make food?
Who are our Principals?
Mr Wood, Mr Lennon & Mrs McKern
What is the dependent variable (DV)?
The thing you measure.
What method would you use to separate sand and water?
Filtration
What happens to the particles when a solid is heated?
They move faster and they spread out.
What is the largest planet in our solar system?
Jupiter
What are out school colours?
Green, maroon / burgundy, yellow (gold).
When do you write the aim in an experiment?
At the beginning, before you start.
What methods would you use to separate salt from water?
Evaporation
What is the name of the change from a liquid to gas?
Evaporation / boiling
What is the fastest land animal?
Cheetah
What are our school values?
Respect, endeavour, aspiration & learning.
A student tests how sunlight affects plant growth.
Identify the IV, DV, and one control variable.
→ IV: sunlight
→ DV: plant growth
→ Control: water / soil / plant type
Why can filtration not separate salt from water?
Because salt is dissolved (forms a solution and passes through filter)
Explain the difference in particle movement between a liquid and a gas
→ Liquid: particles move past each other
→ Gas: particles move freely and quickly in all directions
What is the main reason the Sun appears brighter than other stars?
Because it is much closer to Earth
What building is my desk located?
White Building.