Biology
What does RBC stand for?
Red Blood Cell(s)
Draw and label the fire triangle
Heat, Oxygen, Fuel
When light changes medium it can change direction. What is this called?
Refraction
How far away is space?
100 km, up
What does the m in millimetre or milligram mean?
/1000
What does WBC stand for?
White Blood Cell
What is the chemical formula for table salt? Include the state symbol.
NaCl (s)
What are the S.I. units for energy?
Joules
What is the closest celestial body to Earth?
The Moon
What year was CH founded?
1552
What are catalysts in your body called?
Enzymes
Name the 3 elements in KNO3
K-Potassium N-Nitrogen O-Oxygen
Where does almost all of our energy come from originally?
The Sun
Name the planets in order, closest to furthest from The Sun
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune (not Pluto)
What is the winter solstice?
The shortest day in the year
What is the largest organ for a human?
Name the toxic compound produced during incomplete combustion
CO
Name the fossil fuels
Coal, Oil, Gas
What is on average the closest planet to us?
Mercury
Light can be a wave or a particle. What is the name of the wave spectrum?
Electromagnetic spectrum
Name one gas Haemocyanin bonds to (it's like haemoglobin)
Double points for naming the element that makes haemocyanin blue
Oxygen, Carbon Dioxide, Carbon Monoxide
Copper
Name a greenhouse gas besides CO2
Double points for the chemical formula
Methane, Water, others
CH4 / H2O
What is the nominal voltage for USB?
Double points for AC or DC
5VDC
What is the astronomical symbol for Sol?
Double points for distance to Sol in AU
☉︎
1 AU
How long does it take light to get to the centre of the galaxy from us?
Double points for the name of the super massive blackhole in the middle
27,000 years
Sagittarius A*