Feel the energy
Hank sits down to watch football on television. Identify which energy transformation make it possible for Hank to watch the football game.
A. Light and Heat ---> Electricall
B. Electrical ---------> Sound and Light
C. Heat --------------> Sound and Light
D. Light and Sound--> Electrical
What is
B. Electrical --> Sound and Light
An example of an element:
H2O
CO2
He4
NaCl
What is He?
This type of boundary creates mountains, volcanos and trenches
What is a convergent boundary
A chemical change related to digestion: A. Food passing from your small intestine into the large intestine B. Muscles moving your food from your mouth into your stomach C.Stomach acid breaking down carbohydrates into simple sugars D. Unused food being stored in the colon before leaving the body
What is
C. Stomach acid breaking down carbohydrates into simple sugars
Choose best statement explaining the reason muscle cells have more mitochondria than brain cells: A. have fewer proteins than brain cells B. have a smaller nucleus than brain cells C. use more energy than brain cells D. have more excess water than brain cells
What is
C. use more energy than brain cells
The number of elements in the below reaction:
C3H8 + 5O2 --->3CO2 + 4H2O
What is 3?
List the evidence of Continental Drift
What are fossils, continents matching like puzzle pieces, glacial striations and rock and mountain correlation
Copper wire cut into pieces
Chemical Change or Physical Change
What is Physical Change?
Occurs in sexual reproduction but not in asexual reproduction: A. Genes carry genetic information B. An offspring is made of cells C. Cells from two organisms combine D. An offspring inherits a set of traits
What is
C. Cells from two organisms combine
The total mass in the reactant is equal to the total mass of the product.
What is the Law of Conservation of Mass?
This type of boundary creates ocean ridges and rift valleys
What are divergent boundaries?
An example of a digestion which involves physical change: A. Liver releasing enzymes into the digestive tract B. Saliva breaking down starch into carbohydrates C. Teeth chewing on a piece of pizza until it is small enough to swallow D. Proteins being broken down into smaller molecules in the small intestines
What is
C. Teeth chewing on a piece of pizza until it is small enough to swallow
Name the structure in a plant cell that plays an important role in photosynthesis:
A. Cell wall B. Vacuole
C. Chloroplast D. Cytoplasm
What is
C. Chloroplast
The measure of the amount of kinetic energy in an object.
What is temperature?
How many atoms are in the chemical formula Fe3O2?
What is 5?
A volcano that's eruption is the greatest on record
What is a supervolcano
This involves the rearrangement of atoms and the production of a new substance.
What is a chemical change?
This organelle breaks down sugars and provides energy for the cell.
What is the mitochondria?
Name 4 forms of energy
What is (any 6)
Chemical, light, electrical, thermal, sound mechanical, potential, kinetic?
The elements found in NH3:
A. Nitrogen and Helium B. Nitrogen and Hydrogen
C. Nickel and Hydrogen D. Nickel and Helium
What is
B.) Nitrogen and Hydrogen
The boundary type that creates fault lines.
What is a transform boundary?
Identify the 2 physical changes and 2 chemical changes:
At a campsite, branches are cut into small pieces and burned in a campfire. Marshmallows are roasted in the fire. Ice cubes in the cooler near the fire melt.
What is Physical changes: cut branches and melted ice
Chemical changes: burned wood and roasted marshmallows