Potential & Kinetic Energy
Calculate Speed
Energy Transformations
Physical & Chemical Changes
Body Systems
100
What type of energy is being demonstrated in this picture?
What is potential energy?
100
A man walks 20 km in 4 hours. Find his speed.
**Make sure you state the units and not just the 5?**
What is 5 km/hour?
100
What type of energy transformation occurs, when a hawk digests a mouse and then uses the energy from the mouse to fly?
What is chemical energy to mechanical energy?
100
Does the image below indicate a physical or chemical change?
What is a chemical change?
100
What is the function of the system in the image?
What is gas exchange with the environment?
200
At which location does the marble in the image below have maximum kinetic energy?
What is position Y?
200
How far away is a house in Texas if it takes you 5 hours to get there and your average speed is 35 mi/h?
What is 175 miles?
200
Texas is the leader of wind powered energy. Which energy transformation is shown when the blades are spinning as shown?
What is mechanical to electrical?
200
In which body organ listed below does a chemical change take place?
What is the stomach?
200
Which system is involved in protecting the body, temperature and water regulation, sensory perception, and vitamin D synthesis?
What is the integumentary system?
300
Which type of energy is found in the image below?
What is kinetic energy?
300
What is the average speed at 3 seconds in the graph below?
**Include units in your answer**
What is 7 m/s?
300
Which energy transformations are seen that make the fan blades move?
What are chemical to electrical to mechanical?
300
In the table below, which process describes a physical change?
What is process 4?
300
What is the function of this system?
What is motion or to contract?
400
At which location in the image below would there be the highest gravitational energy in the system?
What is W?
400
A block will be pulled 0.83 m to the right in 1.5 seconds. Calculate the average speed of the block to the nearest one hundredth of m/s.
INCLUDE the units.
What is 0.55 m/s?
400
You are hungry when you get home from school. You heat up a hot pocket in the microwave. Which energy transformation occurs between the microwave and your snack?
What is electrical to thermal?
400
Which statement best describes changes to food during digestion?
muscle contractions=physical change; enzymes breaking down food= chemical change
muscle contractions and enzymes both result in physical change
muscle contractions=chemical change; enzymes breaking down food= physical change
What is muscle contractions=physical change; enzymes breaking down food= chemical change?
400
What is the function of this system?
What is remove waste from the body?
500
Which apple has the greatest amount of potential energy?
What is apple 5?
500
What is the average speed of the toy car at 4 seconds?
**Make sure you include units in you answer**
What is .75 m/s?
500
Which of these objects converts light to chemical energy?
What is C, sunlight energy to chemical energy in corn?
500
Researching are investigating processes that happen during digestion. Which of the following is describes a physical change?
Acid in the stomach breaks down proteins
Chewing in the mouth to break food into smaller pieces
Enzymes in saliva start digesting starches
Bacteria in intestines converting dietary fiber to fats.
What is chewing in the mouth to break food into smaller pieces?
500
Which two systems are involved in removing carbon dioxide (CO2) waste?
What are the circulatory and respiratory systems?