Chemistry
Chemistry, 12.05.2021 22:50, mayhy100

What is causing the deciduous forest to move further north AND also causing high amounts of tamarack mortality/death? Question 1 options:

Logging of deciduous forests

Colder than normal winter and summer temperatures

Warmer than normal winter and summer temperatures

None of the above

Question 2 (3 points)
Based on what you’ve learned about forest management what is one good reason why the DNR encourages people to NOT bring firewood from place to place?

Question 2 options:

To lower the possibility of bring in insects from other places.

So that local people selling wood can make more money.

Wood doesn’t burn well that isn’t local.

All of the above.

Question 3 (3 points)
A farmer in western Minnesota is retiring. He wants to stop farming his 3,000 acres and turn the land into a prairie. He begins to plant grasses that are native to a short-grass prairie. Is this a good or bad idea?

Question 3 options:

It is a good idea because we need more short-grass prairie in Minnesota

It is a good idea because prairie land is good for animal habitats and migrations

It is a bad idea because he won't be able to afford the restoration

It is a bad idea because Minnesota has never had a naturally occurring short-grass prairie.

Question 4 (3 points)
Which is the correct order of events at a power plant?

Question 4 options:

Coal burned-->heats water-->creates steam
-->turns a turbine

Turbine turns --> heats water-->creates steam-->electricity travels down the lines

Coal burned-->transformer changes voltage-->heats water -->creates steam

Heated water-->creates steam --> turns a turbine--> burns coal

Question 5 (3 points)
Which is NOT one of the forms that energy can take?

Question 5 options:

Light

Newtonian

Electrical

Chemical

Question 6 (3 points)
Which energy conversion correctly describes what happens when you are dancing?

Question 6 options:

Thermal energy - > sound energy

Chemical energy --> mechanical energy

Light energy --> electrical energy

Mechanical energy --> light energy

Question 7 (3 points)
How do clouds and carbon dioxide in the atmosphere differ?

Question 7 options:

Carbon dioxide doesn’t go away on its own and traps more heat

Clouds don’t go away on their own and trap more heat

Carbon dioxide is prettier.

They don’t differ

Question 8 (3 points)
What makes something a renewable resource?

Question 8 options:

Most people can find it in their neighborhood

There are endless supplies of all of them

They naturally replenished fairly quickly

They are made very cheaply

Question 9 (3 points)
Which of these is the process that happens at a nuclear power plant?

Question 9 options:

Nuclear fission

Nuclear fusion

Electricity

Atomic power

Question 10 (3 points)
What is the device called that converts the sun’s energy directly into electricity?

Question 10 options:

Solar

Photosynthesis

Heater

Photovoltaic cell

Question 11 (3 points)
What type of fuel source is the major supplier for most states?

Question 11 options:

Wind

Nuclear

Coal

Geothermal

Question 12 (3 points)
Which of the following is a factor that will affect energy usage in the future?

Question 12 options:

Climate change

Increasing population

Higher living standards

All of the above

None of the above

Question 13 (3 points)
Which four factors can affect the severity of air pollution?

Question 13 options:

Snow, cars, sunlight, geography

Wind, rain, sunlight, geography

Rain, sunlight, wind, smokestacks

Wind, rain, pollution, geography

Question 14 (3 points)
How does acid rain affect MN lakes?

Question 14 options:

It doesn’t affect MN lakes

It increases the alkalinity of the water

It increases the acidity of the water

None of the above

Question 15 (3 points)
In Minnesota we have more hours of sunlight in the which could cause air pollution levels at that time of year to .

Question 15 options:

Winter; increase

Winter; decrease

Summer; increase

Summer; decrease

Question 16 (3 points)
Can the Leech Band control exactly how much wild rice there will be the next year?

Question 16 options:

Yes, they know how much they should plant.

Yes, they have maps of exactly how big the rice beds will be.

No, rice does not grow any more because of climate change.

No, there are many variables that determine how much rice grows each year.

Maybe, if they can purchase expensive equipment to test water.

Question 17 (3 points)
Choosing the plants that yield the most rice and mating them to produce even higher yielding rice plants is called:

Question 17 options:

Genetic modification

Gene therapy

Selective breeding

Genetic testing

Question 18 (3 points)
Which is NOT a factor that is contributing to the decline of wild rice beds in northern Minnesota?

Question 18 options:

The Ojibwe harvesting the rice

Pleasure boats

Mining

Dams

answer
Answers: 2

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What is causing the deciduous forest to move further north AND also causing high amounts of tamarack...

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