Show:
Light
Sound
Space
Chemistry
Plants and the Environment
100
What is the name for the imaginary line perpendicular to the surface?
The Normal
100
Does sound travel fastest in solids, liquids or gases?

BONUS: Why?

Solids because the particles are closer together
100
What does 1 year represent in terms of space?
1 orbit around the Sun
100
What do we call the columns of the Periodic Table?
Groups
100
Name 1 major greenhouse gas
Carbon dioxide
200
Where is the angle of incidence? "Between the...."
Incident ray and the normal
200
What is the name of a space sound CANNOT travel through?

BONUS: What is an example of this?

Vacuum

Outer space

200
What is the hottest planet

BONUS: Why?

Venus because its atmosphere is made of greenhouse gases
200

What is the SYMBOL of the element in Group 1 Period 3

Na
200
Describe the greenhouse effect
Greenhouse gases in the atmosphere traps heat
300
Draw a COMPLETE diagram of how shadows are formed including labels of the umbra and penumbra
300
Sound takes 3 seconds to travel a distance of 4599 metres in sea water. What is the speed of sound in sea water? NO CALCULATORS ALLOWED. UNITS REQUIRED IN FINAL ANSWER
1533 m/s
300
The Earth is on a tilted axis - what does this cause?
Seasons
300
The elements in a Periodic Table are in order of increasing ___________ ______________
Atomic number
300
Name 3 negative effects of acid rain
400
Draw a COMPLETE diagram of refraction including labels!
400
Sound waves travel at 330 m/s in air. A person was standing 990 metres away from a large gong. When the gong was rang, how long did it take for the person to hear the sound?

BONUS: Why did the person see the gong being rung before they actually heard it?

3 seconds

BONUS: Light is faster than sound

400
What are the phases of the moon IN ORDER? (Names not pictures) - there are 8
New moon - Waxing crescent - Half moon - waxing gibbous - full moon - waning gibbous - half moon - waning crescent
400
1) Hydrochloric acid makes a salt ending in _________ 2) Nitric acid makes a salt ending in ___________ 3) Sulfuric acid makes a salt ending in ___________
Chloride
Nitrate
Sulfate
400
What is the function of the anther?
Contains pollen
500
APPLY YOUR UNDERSTANDING:

From this picture, cameras should only be able to capture the stomach of the stick figure instead of the whole person...

THERE IS SOMETHING WRONG WITH THE DIAGRAM!

What should the diagram actually look like? (hint: think about the shadow formation diagram)

DOUBLE POINTS: What does the image look like in the end? Describe it...

BONUS: It would be SMALLER and UPSIDE DOWN

500
Write IN CORRECT order (numbered) of the parts of the ear in the hearing process (where do the sound waves start? where do they end up?)

BONUS: For the 3 small bones, give their NAMES too

1. Pinna
2. Ear canal
3. Eardrum
4. Hammer, anvil, stirrup
5. Cochlea
6. Auditory nerve
500
Write the order of the planets (8 planets) - NOT INCLUDING PLUTO
Mercury - Venus - Earth - Mars - Jupiter - Saturn - Uranus - Neptune
500
Write the word equation for how to make copper sulfate using copper oxide.

BONUS: Why do you think excess copper oxide added to make good crystals?

copper oxide + sulfuric acid --> copper sulfate + water

To full react all of the sulfuric acid. Extra sulfuric acid cannot be filtered but excess copper oxide can.

500
DRAW THE DIAGRAM OF A FLOWER WITH LABELS:

Petals, sepals, receptacle, anther, filament, stamen, carpel, stigma, style, ovary