Chemistry
What group is Hydrogen in?
Group 1
Find the average speed of a car that travels from Brisbane to Goldcoast (200km) in 2 hours?
100km/hr.
What is the name of group 18/8?
Noble gases
What is Newton's first law known as?
Law of Inertia
When did the Sydney Opera House officially open?
Opened in 1973 by Queen Elizabeth II
What is the ionic charge of oxygen?
2-
Olyvia ran for 35 seconds at a speed of 5m/s. How far did she go?
175m
Is Chromium a metal or a nonmetal?
Metal
What is Newton's second law?
F=ma
Won a gold medal for the 400m event at the 2000 Sydney Olympics?
Cathy Freeman
What is so special about group 18/8?
They have full shells/orbitals.
How long will it take to drive 50km at an average speed of 100km/hr?
30minutes or half an hour.
How many valance electrons does Iodine have?
7
What is Newton's third law?
For every action there is an equal and opposite reaction.
An iconic Australian movie about a family that fights to save their home from being demolished?
The Castle
Will Magnesium and Potassium ionically bond?
No, they are both positively charged.
What is the displacement if you travel:
8km West, and then 8km East?
0km
Why does Magnesium have a 2+ charge?
Lose of 2 electrons.
Does a book on a desk have equal forces acting upon it?
Yes
Most venomous Australian marine animal
The box jellyfish, found along the northern coastlines.
Is carbon dioxide an ionic or covalent bond?
Covalent bond as they are both nonmetals and have a negative charge.
Why is it dangerous to have loose objects inside a moving car?
Inertia
What is group 7/17 called?
Halogens
How does an object move?
Unbalanced forces.
A unique Australian animal that is a mammal but lays eggs?
Platypus