Show:
Rocks and Minerals
Fractions
Food Chains and Webs
Measurement
Geometry
100
Calcite
What is the mineral that bubbles when it touches vinegar?
100
parts of a whole
What do fractions represent?
100
how energy passes from one living thing to another
What does a food chain represent?
100
100 centimeters
What is the number of centimeters in a meter?
100
acute, obtuse, right, reflex
What are three types of angles?
200
a pick
What is a tool that geologists use to break apart rocks and minerals to study them?
200
when all the denominators are the same
What is "the best day of your life", or "like" fractions?
200
a more complex way to show how energy flows between living things
What is a food web?
200
three feet
What is the number of feet in a yard?
200
example: railroad tracks
What is an example of paralell lines in the real world?
300
A mineral is pure, but a rock is made up of many different ingredients such as minerals.
What is the difference between rocks and minerals?
300
when the numerator is larger than the denominator
What is an improper fraction?
300
an animal that eats BOTH plants and animals
What is an omnivore?
300
the length around the outside edges of a shape
What is perimeter?
300
dodecagon
What is a polygon with 12 sides called?
400
a fingernail, penny, and paperclip
What are tools that are used to test the hardness of a rock or mineral?
400
fractions that are equal, or represent the same amount
What are equivalent fractions?
400
the last link in the food chain that gets its energy from dead plant or animal tissue
What is a decomposer?
400
tape measure, ruler, scale, protractor
What are some tools used for measurement?
400
example: snowflakes and flowers
What are examples of symmetrical objects in nature?
500
luster, texture, cleavage, hardness
What are properties of a rock or mineral?
500
another way to show parts of a whole without using fractions
What are decimals?
500
changes in habitat (temperature, pollution), extinction, or competition for food
What are changes that can affect a food web?
500
length x width
What is the formula to find the area of a square or rectangle?
500
heptagon
What is a seven-sided polygon called?