Metric
Graphs
Units and Variables
Scientific Method
Sig Figs and Scientific Notation
100
Put these in the correct ordern from smallest to largest
m mm Mm Gm km
mm m km Mm Gm
100
What is the equation of a line?
y = mx + b
100
What is the symbol for mass?
m
100
How can you test a hypothesis?
experiments
100
If a teaspoon of water is 2.6 x 10^-1 g and the ocean is 4.3 x 10^19 g, how many teaspoons of water are there in the ocean?
1.7x10^20 teaspoons
200
What is the base unit for time?
second
200
What is the equation for slope?
m = (y2-y1)/x2-x1)
200
What does Δ symbol mean?
change of
200
If measurements are close together but not close to the actual value, they are...
precise but not accurate
200
What is the proper sig fig answer for 10.0 x 1.0 X 11.1
110
300
Give an example of a derived unit.
What is m/s or g/mL or m^2 any unit that results from math
300
What is the slope of a line that goes down?
negative
300
If I wanted a change in time or time interval, what would it's symbol be?
Δ t
300
A dart right in the middle of the bullseye would be..
accurate
300
What is the proper sig fig answer to 1.01 + 3.2 + 1.11 +11
16
400
What would be the best unit to measure the length of a driveway?
meter
400
What kind of graph would this line make?
y = x^2 ?
A parabola
400
What are the metric base units?
meter liter gram (kg)
400
If a penny weights 2.3 g and all the measurements collected were 3g, 3.3 g, 3.4 g and 3.1 g. What are those measurements?
precise but not accurate.
400
(8 x 6.0) + 3.0 X 10^1 give proper answer in sig fig and sci notation
8 x 10^1
500
Which would be the closest length to a street in meters?
10^1 m, 10^-10 m 10^3 m?
10^3
500
What kind of graph would this equation make?
y = 1/2x + 3
A straight line.
500
What is mm?
millimeters
500
What branch of physics is the study of motion?
mechanics
500
Convert 53 x 10^6 km to cm answer in sci not
53 x 10^11 or 5.3 x 10^12 cm