Atoms and elements
What is the definition of an atom?
The smallest object or the component of an element
How many electrons go into the first level of a bohr model?
2 electrons
What is the first element?
Hydrogen
Saturn
Proton, Neutron, and Electron
Look at the bohr model on the board. Based on the number of electrons what element is it?
Oxygen
What are the rows call and what are the columns called?
Row are periods and columns are groups or families
How fast is a fart?
A 2 mph. B 5mph. C 7mph. 12 mph
C
Put these in the correct order from largest to smallest.
Human, atom, hair, muscle cell, and grain of sand
human, hair, grain of sand, muscle cell, atom
The second energy level can hold up to how many electrons?
8 electrons
What is the element based on this symbol?
Li
Lithium
How many subs does Mr. Beast have?
Check sub count on youtube.
What parts of the atom are positive, neutral, and negatinve
Proton is positive, neutron is neutral, and electron is negative.
Neon
What is the group name for the 16th period (or the farthest to the right)
Noble Gases
How many times does your heart beat a day?
A 1,000,000. B 200,000. C 55,000. D 115,000
D 115,000
Quartz
How many electrons can fit in the 4th level?
32 electrons
Name at least 3 different group names. For example "noble gases" ( cant use that one...)
Answers may vary.
How many seconds are in a year?
31,500,000