WorksheetsReview: Periodic Table and Variables
Total questions: 10
Worksheet time: 8mins
In what phase will you find Einsteinium, Es, at room temperature?
solid
liquid
gas
plasma
How is the amount of electricity we use to cool our houses affected by the month of the year? Identify the control variables.
amount of electricity used to cool houses
size of house
month of the year
how well the houses are insulated
Is Rutherfordium, Rf (atomic number = 104), a metal, metalloid, or nonmetal?
metal
metalloid
nonmetal
Where are the most reactive elements on the periodic table?
A
B
C
D
The atomic symbol, Og, represents which element on the periodic table?
oregonium
oganesson
bismuth
orangutum
How is the amount of electricity we use to cool our houses affected by the month of the year? Identify the dependent variable.
amount of electricity used to cool houses
size of houses
how well the houses are insulated
month of the year
What the main properties that Mendeleyev focused on when creating his periodic table?
atomic number
reactivity
formulas of their compounds
atomic mass
Which elements are most similar calcium, Ca?
potassium, K
sodium, Na
magnesium, Mg
beryllium, Be
Choose the correct order from LEAST reactive to MOST reactive:
iron, chlorine, fluorine, neon
neon, chlorine, fluorine, iron
neon, iron, chlorine, fluorine
neon, iron, fluorine, chlorine
How is the amount of electricity we use to cool our houses affected by the month of the year? Identify the independent variable.
amount of electricity used to cool houses
size of houses
how well the houses are insulated
month of the year
