Science Lesson 23
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Name 8 renewable resources | Air, sunlight, fertile soil, water, (plants, wildlife)-living things, solar, wind,
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| Name 6 nonrenewable resources | Coal, (Oil, gasoline)-fossil fuels, Natural Gas, Metals, minerals
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| Although (3) are renewable resources, people can __ them up faster than they can be ____. Ex. ___ | plants, water, oxygen
up replaced
cutting down trees to grow crops
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| Coal, Oil, and Gas are __ __ | fossil fuels
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| Formed from the remains of organisms that died millions of years ago | Fossil fuels
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| Mississippi has both __ and ___ resources. | oil
natural gas
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| ____ are the parts of the environment that are useful or necessary for the survival of living organisms | Natural Resources
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| ___ __ are resources that are constantly being recycled or replaced by nature. | Renewable Resources
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| ____ ____ are resources that are used more quickly than they can be replaced | Nonrenewable Resources
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| Most energy used by humans comes from __ ___ | fossil fuels
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| ____ is the process of burning fossil fuels to release energy. | Combustion
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| ___ is a sedimentary rock formed from dead plant matter that is buried underwater. | Coal
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| _____ or ____ is a mineral made form the remains of dead marine organisms buried in Earth's crust. It takes hundreds if millions of years to form. | Petroleum or oil
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| ___ ___ is a colorless, odorless gas made mostly of methane. | Natural Gas
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| ____ ____ is produced when falling water is used to turn the turbine in an electric generator. No __ is produced but building dams can damage ___. | Hydroelectric Power
pollution habitats
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| ___ ___ generates electricity by using windmills to turn the blades of a generator | Wind Power
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| ___ ____ is heat energy contained in Earth's crust. the energy is used to produce steam to generate electricity. | Geothermal Energy
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| ___ ___ is the leading alternative to fossil fuels because it is inexhaustible and produces no pollution. however, it is very expensive | Solar Energy
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| A ___ is any substance that contaminates the environment. | pollutant
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| The ___ ___ is the natural trapping of the Sun's heat by the Earth's atmosphere. | Greenhouse Effect
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| What causes global warming and what are the effects of it? DISCUSSION | As more CO2 is added, the atmosphere traps more heat, causing global warming.
It changes rainfall patterns
It may increase the amount of storms and hurricanes
it could cause the polar ice caps to melt
Sea-Level rise
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| __-__ ____ is an increase in sea level that may be caused by global warming. | Sea-Level rise
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| The ___ ___ of the atmosphere absorbs harmful ultraviolet (UV) radiation from the Sun. | Ozone Layer
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| ___ ___ is the thinning of the ozone layer. This allows more __ radiation to reach earth and could cause an increase in __ __ | Ozone depletion
UV
skin cancer
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| What are at least three ways to conserve energy? DISCUSSION | Pick 3
1. Turn off light when not in use
2. Car pool or use public transportation
3. wake or ride a bicycle
4. Use energy efficient appliances and bulbs
5. Research ways to depend more on alternate resources
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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