8th grade Midterm 2018

The three major fossil fuels are coal, oil, and

A trait that helps an organism survive and reproduce is called a(n)

A tropical wet climate exists in the United States only in

Fossil fuels are considered nonrenewable resources because they

Over the past 200 years, the level of carbon dioxide in the atmosphere has

Using land to grow food crops is an example of

Pattern: rapid changes occur in species for short periods, then long period of little/no change

A well-tested explanation for a wide range of observations or experimental results is called

Wind energy is actually an indirect form of

Indoor air pollutant- colorless, odorless gas forms when wood/coal/oil/gas are not fully burned

What can happen when a community becomes isolated from the rest of species for many generations

Fossil fuels are energy-rich because they contain

The most plentiful fossil fuel in the United States is

In + to temperature & precipitation, Köppen’s climate system classified climates by a region’s

One example of an energy-efficient device is a(n)

The three kinds of temperate marine climates all have

An important principle scientists follow to determine ancient climates is:

Layer of material that helps block the transfer of heat between the air inside & outside a bldg

What did Darwin observe about finches in the Galápagos Islands?

Which fossil fuel produces the lowest levels of most air pollutants?

Which of these is an example of a biomass fuel?

A species is a group of similar organisms that

Which of the following would be considered a good model of the Earth

The climate zones lying between 23.5° and 66.5° north and south latitude are called the

How does natural selection lead to evolution?

Scientific knowledge changes with

Coal is a solid fossil fuel formed from

The intense heat from Earth's interior that warms the magma beneath Earth's surface is called

Individuals that r better adapted to their environment are more likely to survive and reproduce

Reclaiming products such as metal/glass/paper/plastic & reusing them to create new products

Term referring to similar structures that related species have inherited from a common ancestor

The process of restoring an area of land to a more natural, productive state is call

Most of Earth's water (about 97 %) is

The farther you live from an ocean, the more likely your climate will be a

Differences between members of the same species are called

One group of gases that is responsible for destroying ozone in the ozone layer is

The sun’s rays are least direct

The gradual change in a species over time is called

Regions that receive less than 25 centimeters of rain annually are called

Permafrost and mosses, lichens, and wildflowers are common in the