biology
chemistry
physics
climate change
lab safety
100
is nucleus a plant cell, animal cell, or both?
BOTH
100
what are the three states of matter?
solid, liquid and gas
100
what are the three primary colours of light?
Red, Blue, Green
100
what is climate?
the average weather in a region over a long period of time.
100
what should you do if any acids or injuries happen?
report it to the teacher immediately.
200
is chloroplasts a Plant cell or Animal cell?
PLANT CELL
200
what are the three subatomic particles found in an atom?
protons, neutrons and electron
200
which side has the shortest wavelength and which side has the longest wavelength?
Blue or violet light has the shortest wavelength.
200
what is weather?
is the atmospheric condition in a particular location over a short period of time.
200
what's is the Bunsen burner used for?
Used to heat substances.
300
what controls the centre of the cell?
NUCLEUS
300
what is the symbol for Manganese?
Mn
300
what are Gamma Rays used for?
establish nuclear energy-level structures and allows for the identification of trace radioactive elements through their gamma-ray emissions.
300
what is climate change?
long-term shifts in temperatures and weather patterns.
300
what should you do when heating the test tube?
heat the tube gently and uniformly and direct the mouth of the test tube away from others.
400
what are stem cells? why are they so important?
cells with the potential to develop into many different types of cells in the body. important to study diseases, develop therapies and test medications
400
how many electrons are in neon(Ne)? solve.
2,8 two on the 1st energy shell and eight on the second Energy shell.
400
what is umbra? explain.
the innermost and darkest part of a shadow, where the light source is completely blocked by the occluding body.
400
what are some ways us/humans can change climate change? talk to your group.
- Save energy at home. Much of our electricity and heat are powered by coal, oil and gas.
- Change your home's source of energy.
- Walk, bike or take public transport.
- Switch to an electric vehicle.
- Consider your travel.
- Reduce, reuse, repair and recycle.
400
what is the sand bucket, and what is it used for?
reduce the spread of fire by absorbing burning liquid.
500
what is the system that circulates blood and lymph through the body?
circulatory
500
what is this equation,Na3PO4 + 3 KOH-> 3 NaOH + K3PO4, synthesis, decomposition, combustion, single displacement double displacement?
Double Displacement reaction.
500
explain the subtractive colour theory.
begins with the full visible light spectrum (white) and gradually adds pigments to block wavelengths and create color.
500
anthropogenic greenhouse effects?
results from human activity which causes additional emissions of greenhouse gases.
500
what is this symbol mean and what can it do?
Corrosive products will burn your skin or eyes if touched.bony hand symbol