Unit Conversions
Elements
SI System
Scientific Notation
Significant Figures
100
1 mile = 1.609 km.
Convert 3.28 km into miles
3.2 km / 1.609 mi = 2.03 miles
100
Give the full name of the chart that lists the elements
The Periodic Table of the Elements
100
What is the SI unit that measures length/distance?
meters
100
The first number of a value written in scientific notation must be between _______ and __________.
1 and 9, inclusive
100
How many significant figures in the following number: 378
3 significant figures
200
5280ft = 1mi; 12in = 1ft
How many inches are in 1 mile?
(1 mile x 5280 feet) (12 inches) = 63360
200
What rules do all atomic symbols follow?
1. One or two letters only
2. Capitalized letter if 1. Capital first, lower case second if 2.
200
What is the symbol of the SI unit that measures mass?
g
200
Write the following in scientific notation: 12345
1.2345x104
200
How many significant figures in the following number: 32005
5 significant figures
300
1 mile = 1609.43 meters; 1 hour = 3600 seconds
Convert 67.35 miles per hour into meters per second.
(67.35 x 1609.34) / 3600 seconds = 30.11 m/s
300
What is the atomic number of the element in the location indicated?
(3rd red one down)
Atomic Number 19
300
What is the symbol for the prefix milli?
m
300
Write the following in scientific notation: 0.00035
3.5x10-4
300
How many significant figures in the following number: 98000
2 significant figures
400
What is being converted here? What is it being converted to?
1 second is being converted into days.
1 second = .000012 days
400
Give the symbol of the element that has atomic number 19?
K
Bonus 100 points: name the element with symbol K
400
Convert 300 mL to L.
0.300 L
400
Write the following in standard notation: 9.8x104
98000
400
How many significant figures in the following number: 200.000
6 significant figures
500
1 meter = 3.28084 feet
Convert 26.554 square feet to square meters.
26.554 sq ft /3.280842 = 2.5796 sq m
1 square meter = 10,7639 square feet
500
How many electrons does the element with symbol Na have?
11 electrons
Bonus 100 points: Name the element with symbol Na
500
Convert 300kg to g.
300 000 g
500
Write the following in standard notation: 3.08x10-6
0.000 003 08
500
How many significant figures in the following number: 0. 000 000 000 400 560 300
9 significant figures