Vocab
what is a nonmetal?
an element that conducts heat and electricity poorly
what is the first element on the Periodic Table
Hydrogen
When was the periodic table made?
1869
What is the most important element on earth?
carbon
What subjects does Miss Clarke teach at LDHS?
Maths and Science
what is metal?
an element that is shiny and can conduct heat and electricity well
what does Li stand for?
lithium
Who made the periodic table?
Mendeleev
How many known elements are there?
118
How old is Miss Clarke
23
what is metalloid?
an element that has properties of both metals and nonmetals
what does K stand for?
potassium
when was the first element created?
1937
How many elements are thought to naturally exist on earth
94
How many siblings does Miss Clarke have?
3 brothers, 1 sister
2 step siblings
what is an element?
a pure substance that cannot be separated into simpler substances by physical or chemical means
How many electrons are the in the element "Carbon"?
6
what was the first element created
Technetium
Which two planets have elements that are exactly the same?
Earth and mars
What did Miss Clarke injure in 2022?
torn meniscus and ruptured ACL
what is a pure substance?
a substance in which there is only one type of partical
How many electrons does Potassium have
19
what is the first radioactive element?
Technetium
What is the second most common element?
helium
What did Miss Clarke study at university for her Bachelors and Masters
Bachelors of Forensic Science and Masters of Secondary Teaching