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 ---> Electrical 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: 1) H2O 2) CO2 3) He 4) NaCl
What is He?
This mass of rock has the greatest affect on the tides of earth.
What is...THE MOOOOOON!!!!
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
What is multicellular consumer -or- multicellular heterotroph?
Which answers are examples of unbalanced forces? A. Throwing a ball B. Looking at a ball C. Dropping a ball D. Holding a ball
What is A. Throwing a ball and C. Dropping a ball
Describe the high tide and low tide during a neap tide.
What are moderate high tides and low tides? Chill tides. very non-chalant.
Situation that shows balanced forces working on an object A. Object turns around a corner B. Object speeds up C. Object slows down D. Object moves in a straight line constant speed
What is D. Object moves in a straight line constant speed
Name the compound: Aluminum, Copper, Iron, Water
What is Water?
Describe the tides during a spring tide.
What is very high high tides and very low low tides? Dramatic.
An example of a mechanical 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
The Law of Conservation of Energy states
What is Energy can not be created or destroyed, only transforms from one form to another?
Acetaminophen (C8H9NO2) is an organic compound used in medicines. Which element is the most abundant in this compound: A. Carbon B. Hydrogen C. Oxygen D. Chlorine
What is B. Hydrogen
We expect to have spring tide when the earth, sun and moon are in this orientation.
What is a straight line (180 degree angle).
This body system produces hormones that result in the many changes in the body during puberty
What is the endocrine system?
The invention of this item was the first step in the development of the cell theory
What is a microscope?
at least 5 of these
Sound, mechanical, thermal, chemical, light, electrical, nuclear
The elements found in NH3:
What is Nitrogen and Hydrogen
During a neap tide, we expect the earth, sun, and moon to be at this orientation.
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