WorksheetsEnergy Unit - Math & Graph
Total questions: 10
Worksheet time: 41mins
Tichigan is a rural community in Wisconsin with a population of 5,100 homes. It gets its heat energy from natural gas. The average home consumes 1,000 cubic feet of natural gas per year. Residents of Tichigan pay the utility $0.05 per cubic foot of gas.
How many cubic feet of natural gas do the 5,100 homes of Tichigan currently consume in one year?
5,100,000 ft3
25,500,000 ft3
1,000,000 ft3
6,120,000 ft3
Tichigan is a rural community in Wisconsin with a population of 5,100 homes. It gets its heat energy from natural gas. The average home consumes 1,000 cubic feet of natural gas per year. Residents of Tichigan pay the utility $0.05 per cubic foot of gas.
How much does the town need to pay for all its energy?
$255,000
$500,000
$205,000
$155,000
A family is building a new home in Chattanooga, TN. Assume the following conditions are true:
* The house has 3500 square feet
* 100,000 BTUs of heat per square foot are required to heat the house for the winter
* One cubic foot of natural gas supplies 1000 BTUs of heat energy.
* Natural gas sells for $0.03 per cubic foot
What is the total amount of energy (BTUs) needed to heat the house for winter?
350,000,000 BTUs
100,000,000 BTUs
30,000,000 BTUs
3,500,000 BTUs
A family is building a new home in Chattanooga, TN. Assume the following conditions are true:
* The house has 3500 square feet
* 100,000 BTUs of heat per square foot are required to heat the house for the winter
* One cubic foot of natural gas supplies 1000 BTUs of heat energy.
* Natural gas sells for $0.03 per cubic foot
What is the number of cubic feet of natural gas required to heat the house for the winter?
350,000 ft3
100,000 ft3
30,000 ft3
3,500 ft3
A family is building a new home in Chattanooga, TN. Assume the following conditions are true:
* The house has 3500 square feet
* 100,000 BTUs of heat per square foot are required to heat the house for the winter
* One cubic foot of natural gas supplies 1000 BTUs of heat energy.
* Natural gas sells for $0.03 per cubic foot
What is the cost of heating the house using natural gas?
$10,500
$3,000
$900
$7,500
A family is building a new home in Chattanooga, TN. Assume the following conditions are true:
* The house has 3500 square feet
* 100,000 BTUs of heat per square foot are required to heat the house for the winter
* 1 kwh of electricity supplies 10,000 BTUs of heat energy.
* Electricity costs $0.18 per kwh
What is the number of kWh of electricity required to heat the house for the winter?
35,000 kWh
350,000 kWh
1,000,000,000 kWh
18,000 kWh
A family is building a new home in Chattanooga, TN. Assume the following conditions are true:
* The house has 3500 square feet
* 100,000 BTUs of heat per square foot are required to heat the house for the winter
* 1 kwh of electricity supplies 10,000 BTUs of heat energy.
* Electricity costs $0.18 per kwh
What is the cost of heating the house using electricity?
$6,300
$3,240
$5,650
$4,360
A family is building a new home in Chattanooga, TN. Assume the following conditions are true:
* The house has 3500 square feet
* 100,000 BTUs of heat per square foot are required to heat the house for the winter
* 1 kwh of electricity supplies 10,000 BTUs of heat energy.
* Electricity costs $0.18 per kwh
Would you suggest the homeowners use natural gas or electricity to heat their house?
Natural Gas
Electricity
Accodrding to the graph, which energy source has decreased the most since the 1950s?
Petroleum
Natural Gas
Coal
Nuclear
Accodrding to the graph, which energy source has increased the most since the 1950s?
Petroleum
Natural Gas
Nuclear
Renewables
