1. Midterm review
Created by Educational Technology Network

2. mind reader
pure talented
Mad “skillzz”
Expert level
overachiever 10 10 10 10 10 20 20 20 20 20 30 30 30 30 30 40 40 40 40 40 50 50 50 50 50

3. Topic 1 – 10 Points QUESTION: ANSWER: Visible light is a mixture of .
Many different colors

4. Topic 1 – 20 Points QUESTION: ANSWER:
A curved piece of glass or other transparent material that is used to refract light is called a(n).
ANSWER:
lens

5. Topic 1 – 30 Points QUESTION: ANSWER: What type of lens is shown?
concave

6. Topic 1 – 40 Points QUESTION: ANSWER: A solid, such as bismuth, has
Definite shape and volume

7. Topic 1 – 50 Points QUESTION: ANSWER:
The law of conservation of energy states that when one form of energy is transformed to another
ANSWER:
No energy is destroyed in the process

8. Topic 2 – 10 Points QUESTION: ANSWER:
In a system, when energy is transformed from one form to another,
ANSWER:
The total energy is consvered

9. Topic 2 – 20 Points QUESTION: ANSWER:
In organisms, cells obtain energy by breaking bonds. Breaking bonds releases
ANSWER:
Chemical energy

10. Topic 2 – 30 Points QUESTION: ANSWER:
A measure of the average kinetic energy of the individual particles in an object is called
ANSWER:
temperature

11. Topic 2 – 40 Points QUESTION: ANSWER:
The total energy of all the particles in a substance is called
ANSWER:
Thermal energy

12. Topic 2 – 50 Points QUESTION: ANSWER:
The movement of thermal energy from a warmer object to a cooler object is called
ANSWER:
heat

13. Topic 3 – 10 Points QUESTION: ANSWER:
No more energy can be removed from matter at\
ANSWER:
Absolute zero

14. Topic 3 – 20 Points QUESTION: ANSWER:
The more particles an object has at a given temperature,.
ANSWER:
The more thermal energy in that object

15. Topic 3 – 30 Points QUESTION: ANSWER: Heat is the transfer of
Thermal energy

16. Topic 3 – 40 Points QUESTION: ANSWER:
Heat is transferred from one particle of matter to another within an object or between two objects in a process called
ANSWER:
conduction

17. Topic 3 – 50 Points QUESTION: ANSWER:
The transfer of energy by electromagnetic waves is called
ANSWER:
radiation

18. Topic 4 – 10 Points
QUESTION:
What does a represent?
ANSWER:
radiation

19. Topic 4 – 20 Points QUESTION: ANSWER: What does b represent?
convection

20. Topic 4 – 30 Points QUESTION: ANSWER: What does C represent?
conduction

21. Topic 4 – 40 Points QUESTION: ANSWER:
The range of electromagnetic waves placed in a certain order is called the.
ANSWER:
Electromagnetic spectrum

22. Topic 4 – 50 Points QUESTION: ANSWER:
Clara placed an empty mug on the table and poured hot tea into the mug. When she went to pick up the mug it was too hot to hold. Which type of heat transfer occurred between the tea and the mug?
ANSWER:
conduction

23. Topic 5 – 10 Points QUESTION: ANSWER:
A group of parts that work together is called a
ANSWER:
a system

24. Topic 5 – 20 Points QUESTION: ANSWER:
The basic unit of length in the metric system is the
ANSWER:
meter

25. Topic 5 – 30 Points QUESTION: ANSWER: A scientific hypothesis must be.
Able to be tested

26. Topic 5 – 40 Points QUESTION: ANSWER:
Nearly 2,000 years ago the astronomer, Ptolemy, believed that all objects in space, including the sun, revolved around Earth. 500 years ago, Nicolaus Copernicus made observations showing that Earth and other planets revolved around the sun, which refuted Ptolemy’s argument. This is an example of how scientific knowledge
ANSWER:
Changes as new evidence is introduces

27. Topic 5 – 50 Points QUESTION: ANSWER:
In a home central heating system, when the room temperature measured by the thermostat reaches a set value, the thermostat switches off the heater. This action by the thermostat is an example of
ANSWER:
feedback