Cellular Structures
Earth and Space
Fundamental Chemistry
Atomic Structure
Famous Scientists
100
This organelle can be found in herbs, grass and algae. But NOT in any of your cells- since you're not green...
What is a chloroplast?
100
The word for the length of time it takes the Earth to rotate on its axis.
What is a day?
100
What piece of equipment is used to measure the volume of a solution?
A measuring cylinder.
100
If you change the number of this subatomic particle, you have a different element!
What is a proton?
100
Who am I
Katherine Johnson.
200
Similar cells work together to form this structure.
What is tissue?
200
What is the 6th planet from the sun?
What is Saturn?
200
This gas is produced when you add an acid to a metal carbonate.
What is carbon dioxide?
eg. MgCO3 + 2HCl -> MgCl2 + CO2 + H2O
200
The atomic number on the periodic table is the amount of this particle in an atom.
What is a proton?
200
Who am I?
Ignaz Semmelweis.
300
How do sperm cells power their tails to swim far distances?
They have lots of mitochondria!
300
This process in the carbon cycle absorbs carbon dioxide from the air.
Photosynthesis.
300
This word describes substances like ammonia and sodium hydroxide
What is base/basic/alkali?
300
As you move down a group on the periodic table, the number of these increases.
What are shells/energy levels?
300
Who am I?
Mary Anning
400
Root hair cells are not found on your scalp, instead they help plants perform this function.
What is absorb water and minerals?
400
Freeze-thaw is an example of this process which breaks down existing rocks.
What is (physical) Weathering?
400
Name an element that is inert and does not react with any substance.
Helium, neon, argon, Krypton, Xenon, Radon
400
The reactivity of the elements increases as you move down this group.
What is group 1/alkali metals?
400
Who am I?
Rosalind Franklin.
500
Bacteria and plant cells have this structure in common.
What is a cell wall?
500
It is not possible to find fossils in this type of rock.
What is an igneous rock?
500
The equation below is an example of this common chemical reaction.
NaOH + HCl -> H2O + NaCl
What is a neutralization reaction?
500
This non-toxic element can be commonly found at parties.
What is Helium?
500
This British scientist wrote ''The Origin of Species'' which laid out the principals of evolution.
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Who is Charles Darwin?