Ecosystems
Matter is never..
What is created or destroyed?
Volume of a desk length 8.2, width 5.6,height 3.9
What is 179.088?
Example of physical and chemical changes
What are (P) cutting, bending, folding, dissolving, melting, (C) Burning, digesting food, precipitate?
Substance that cannot be broken down into a simpler substance
What is an element?
Found in the nucleus.
What are protons and neutrons?
Description of a food chain
What is a linear process of matter and energy transferring throughout an ecosystem?
Finding the volume of a liquid.
What is using a graduated cylinder?
Example of change in state
What are ice cubes melting?
Two types of mixtures
What is an unevenly mixed- heterogeneous and evenly mixed- homogenous?
Atomic Number describes
The process of one organism consuming another
Producers are consumed by herbivores and omnivores.
Carnivores consume omnivores and herbivores.
Density of gold if the mass is 4 and the volume is 16
What is 0.25?
Matter is measured
What is mass, volume and density?
Description of a solution
A solute (sugar) dissolving in a solvent (water).
Description of an ION and expression
What is an atom gaining or loosing electrons, Na+ or Cl-
Description of a food web
Mass of a textbook if the density is 7 and the volume is 21.
What is 147?
Oobleck changing states of matter
What is adding pressure to force the water molecules out to form a solid rapidly?
Another name for a solution
What is a homogenous mixture?
Description of an ISOTOPE and its expression
What is something with the same number of protons and different number of neutrons? Carbon-12 or Carob-13
An example of four organisms consuming one another (use producer, herbivore, carnivore, omnivores)
Parsley->Rabbit-->Fox--> Bear
Volume of a ring if the initial volume is 26.098 and the final volume is 46.72
What is 20.622?
Law of conservation of mass
What is explaining the total mass of a reaction is the same before and after?
Mixtures separated
Heterogenous: physically separating with tools (strainer, ladle, etc) Homogeneous: boiling or evaporating
Charge of an atom that gained an electron
What is negative?