Save
Upgrade to remove ads
Busy. Please wait.
Log in with Clever
or
show password
Forgot Password?
Don't have an account?  Sign up 
Sign up using Clever
or
Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account. Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't Know
Remaining cards (0)
Know
0:00
edit
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Fossils

Wehlander

QuestionAnswer
What are the remains of once-living things that have been preserved? Fossils
What is an imprint left by a plant or animal? Mold
What are fossils that show how long-dead animals changed their environment? Trace Fossils
What is formed when minerals fill a mold and have the same shape as the original living thing? Cast
What is any fuel that formed from the remains of once-living organisms? Fossil Fuel
What is fuel that is mainly used in transportation? Petroleum
What type of coal most often is used in factories? Bituminous coal
What is the type of coal that produces very little heat? Lignite
What early form of coal is made up of dead swamp plants? Peat
What is a valuable form of coal that produces a lot of heat and very little smoke? Anthracite
What gas fuel is used for cooking and heating? Natural Gas
What type of fossil would a tree buried in a mineral hot spring form? Petrified Fossil
Give an example of a trace fossil. Footprint, burrows, droppings
Which part of an animal would most likely form a fossil? Bones
By studying what type of fossil can scientists tell what an animal might have eaten? Droppings
What forms when the remains of a dead plant or animal are washed out of rock by water? Mold
What is the thin covering that is left behind when heat and pressure destroy the buried remains? Carbon film
What type of fossil is formed when minerals take the place of once-living materials? Petrified
What type of coal contains the most carbon and burns the hottest? Antracite
What are the three fossil fuels. Petroleum, Natural Gas, Coal
What type of coal is a dark yellow, crumbly material that is made up dead swamp plants? Peat
What type of coal is sometimes called brown coal that is not good as a fuel? Lignite
What type of coal is the most useful but can cause air pollution? Bituminous
What type of coal is hard, black coal that burns with little smoke or ash. Anthracite
Created by: lisbon4thgrade
Popular Science sets

 

 



Voices

Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
Retries:
restart all cards