Earth & Space Sciences
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Random
100

If you put graphite under extremely high pressure and heat, what would you get?

Diamonds

100

Which substance expands when it freezes?

Water

100

What simple machine consists of a wheel with a rope or chain?

A Pulley

100

Red blood cells are essentially a taxi for what???

Helping it deliver this life-giving thing to all the tissue in the body.

Oxygen

100

Which is the only vowel on a standard keyboard that is not on the top line of letters?

A

200

What kind of rock is this? (name and what category)


Pumice Rock

Extrusive Metamorphic

200

What colour is liquid air?

Blue

200

What is the symbol of a bulb?

a) a square with an x in the middle

b) a circle with an x in the middle

c) one big and one small line

d) A zig zag line

b)

200

What green pigment is found in plants and helps with photosynthesis?

C___________

Chlorophyll  

200

What team is on the top of AFL table currently?

Western Bulldogs

300

Which planet are DUST DEVILS found on. 

Mars

What They Are

A dust devil is a whirling vortex of air that forms when the Sun heats the Martian surface, creating pockets of rising warm air. As the air rises, it starts to spin if conditions are right, producing a twisting column that can lift dust from the ground, making the vortex visible.

300

Why is lots of radioactive matter interesting at night?

Because it often glows in the dark.

300

What does K.E. stand for in physics?

Hint- something to do with movement

Kinetic Energy

300

What am I and what family do I belong to?

150 for each


Axolotl-Amphibian 

300

Write the rest of the chorus to Ophelia

All that time, I sat alone in my tower
You were just honing your powers
Now I can see it all (See it all)
...

17/18 words

Late one night, you dug me out of my grave and
Saved my heart from the fate of
Ophelia (Ophelia)

400

Which form of weathering causes stalactites?

a) Physical Weathering

b) Chemical weathering

c) Biological Weathering

Chemical weathering, specifically a process called carbonation, is what creates stalactites. 

As rainwater falls, it picks up carbon dioxide from the air and soil, turning into a weak carbonic acid. This acid slowly dissolves limestone (calcium carbonate) as it seeps through the ground. When the mineral-rich water drips from a cave ceiling, it leaves behind tiny deposits of calcite that build up over centuries to form the "icicle" shapes. 

400

Name one of two metals that are not silver in colour.

Can't be an alloy (mix of two metals).

Copper and Gold

400

Why does ice float on water?

Ice is less dens than water

400

What is the common name of the fungus Xylaria polymorpha?

A. Candlesnuff fungus

B. Wood blewit

C. Dead man’s fingers

D. Death cap


c) Dead man's fingers

400

What does this mean?


Call me or shaka

500

Which Australian capital city has a Deep Space Communication Complex, one of only 3 in the world.

Canberra 


500

Joke

Why are Chemistry teachers excellent at solving problems?

Full marks the correct answer, half marks if it makes sense. 600 points if you can make Miss Pitcher laugh (never going to happen)

Because they always have the solution...

500

If you travelled at the speed of light what would happen to time?

It would stop

Imagine you are sitting on a fast-moving skateboard, and someone is walking beside you. When you look at your friend, their steps look normal to you, but if someone far away watches you zoom past, your movements might look a little slower because you are moving so fast. Now, imagine if you could go as fast as light, which is the fastest thing in the universe.

Time works a bit like a stretchy rubber band. The faster you move, the more the rubber band stretches. For things moving really fast, like close to the speed of light, time stretches a lot—so much that from the outside, it looks like time is slowing down for you.

If somehow you could move exactly at the speed of light, the stretch would be infinite. That means for a light-speed traveler, everything would seem frozen—no clocks ticking, no aging—because time has “stopped” from their point of view.

We can’t actually reach the speed of light for anything with mass, like people or skateboards, because it would need infinite energy, but light itself doesn’t have mass, so it moves at light speed naturally, experiencing no passage of time in the same way we do.

So, in simple words: time slows down the faster you go, and at the speed of light, it stops entirely, which is why light doesn’t age as it travels across the universe.

500

What does the word “dinosaur” mean?

Terrible Lizard

500

Name all the star signs to be very scientific??????!!!!!!

  • Aries: (Mar 21 - Apr 19)
  • Taurus: (Apr 20 - May 20)
  • Gemini: (May 21 - Jun 20)
  • Cancer: (Jun 21 - Jul 22)
  • Leo: (Jul 23 - Aug 22)
  • Virgo: (Aug 23 - Sep 22)
  • Libra: (Sep 23 - Oct 22)
  • Scorpio: (Oct 23 - Nov 21)
  • Sagittarius: (Nov 22 - Dec 21)
  • Capricorn: (Dec 22 - Jan 19)
  • Aquarius: (Jan 20 - Feb 18)
  • Pisces: (Feb 19 - Mar 20)