Metric Conversions
Scientific Notation
Dimensional Analysis
Graphs
Scientific Method
100
1,570 cm to m
15.7 m
100
(4.2 x 103) + (1.3 x 103)
5.5 x 103
100
A car gets 27 miles per gallon. How many gallons are required to drive from Sunnyvale to Berkeley, a distance of 52 miles? Round to whole gallons
2 gallons
100
Which groups have seen a decrease in the % of total endangered species?
Mammals
100
A school has recently banned the use of insecticides on their campus. A scientist has taken an interest in the school, curious if the new lack of insecticides will affect the growth of plants due to an increase in insect pests. What would be a good question for a study investigating this phenomenon?
Does an increase in insect pests cause plants to grow more slowly?
200
7,430 mm to m
7.43 m
200
(3.2 x 104) + (6.7 x 106) =
6.732 x 106
200
Gasoline costs $3.25 per gallon. How much does it cost to drive the 838 miles to Seattle if your car gets 27 miles per gallon? Round to cents.
$100.87
200
What is the relationship between population density and per capita petroleum use?
As density increases, petroleum use decreases
200
A school has recently banned the use of insecticides on their campus. A scientist has taken an interest in the school, curious if the new lack of insecticides will slow the growth of plants due to an increase in insect pests. What would be a good hypothesis for this experiment?
A lack of insecticides will lead to slower plant growth.
300
4.65 L to mL
4,650 mL
300
(4.6 x 103) - (5.6 x 105) =
-5.554 x 105
300
If you go to school for 180 days each year and each day is 7 hours long, how many hours are spent in school in one year?
1260 hours per school year
300
What is the average daily high temperature in Edinburgh in November?
8oC
300
A school has recently banned the use of insecticides on their campus. A scientist has taken an interest in the school, curious if the new lack of insecticides will affect the growth of plants due to an increase in insect pests. If you were to design an experiment to investigate this scenario, what would be a good control variable?
A nearby school that still uses insecticides.
400
155.62 km to cm
15,562,000 cm
400
(7.1 × 10−5)(6.7 × 10−6)
4.757 × 10−10
400
A satellite circling the earth is traveling at 7.44 km/s. What is this speed in miles per hour? There are 1.609 km in a mile. round to tenths place.
16646.36 mph
400
What conclusion can you reach from this graph?
As carbon dioxide concentration rises, the global temperature rises.
400
A school has recently banned the use of insecticides on their campus. A scientist has taken an interest in the school, curious if the new lack of insecticides will affect the growth of plants due to an increase in insect pests. If you were to design an experiment to investigate this phenomenon, what would be your independent and dependent variables?
Independent: Insecticide use
Dependent: Plant Growth
500
4.87 kg to mg
4,870,000 mg
500
(4 × 104) / (3.63 × 10−4)
1.102 × 108
500
Kevin recently accepted a job at a Lucky Seven store 17 miles from his house. Use the following information figure out how much money he will spend on gas to and from work each year. Round answers to the nearest hundredth.
Salary: $8.75 per hour 40-hour workweek
52-workweeks per year
5 days of work per week
Gas mileage: 21 miles per gallon
Gas costs: $1.26 per gallon
Average speed: 45 miles per hour
Daily round trip to work and back home: 34 miles
$530.40
500
In what year did Thiamethoxam make its greatest contribution to the total insecticide usage?
2012
500
Design an experiment to test the effects of coffee exposure on plant height.
Various