DSA EXAM REVIEW EXAM
QUESTIONS WITH CORRECT
ANSWERS
What is the energy of motion called? - Correct Answers -Kinetic Energy/ KE=0.50mv
squared
What are the three factors that affect an object's gravitational potential energy? -
Correct Answers -mass, height, & acceleration due to gravity/ PE = mgh
What type of energy increases as an object gets warmer? - Correct Answers -thermal
energy
What type of energy is stored in substances like fuel oil, propane, & gasoline? - Correct
Answers -chemical potential energy
If you walk or run, what energy is converted to what energy. - Correct Answers -
chemical, mechanical
Nuclear power plants convert what energy to what energy. - Correct Answers -nuclear,
electrical
What two processes of transferring thermal energy need mass? - Correct Answers -
potential & kinetic energy
Describe the process by which electricity is converted to light energy in a light bulb. -
Correct Answers -Electrons move through filament, heats up, glows, gives light.
What are three important factors that will affect the electrical resistance of a material? -
Correct Answers -thickness, length, temperature
Solar cells convert what energy to what energy. - Correct Answers -electromagnetic,
electrical
What are three things that can be said about energy creation, destruction, and
conversion according to the Law of Conservation of Energy? - Correct Answers -Energy
can't be created or destroyed. Energy can be converted.
What are the two components of mechanical energy? - Correct Answers -It is the sum
of potential and kinetic energy/ ME=KE+PE
QUESTIONS WITH CORRECT
ANSWERS
What is the energy of motion called? - Correct Answers -Kinetic Energy/ KE=0.50mv
squared
What are the three factors that affect an object's gravitational potential energy? -
Correct Answers -mass, height, & acceleration due to gravity/ PE = mgh
What type of energy increases as an object gets warmer? - Correct Answers -thermal
energy
What type of energy is stored in substances like fuel oil, propane, & gasoline? - Correct
Answers -chemical potential energy
If you walk or run, what energy is converted to what energy. - Correct Answers -
chemical, mechanical
Nuclear power plants convert what energy to what energy. - Correct Answers -nuclear,
electrical
What two processes of transferring thermal energy need mass? - Correct Answers -
potential & kinetic energy
Describe the process by which electricity is converted to light energy in a light bulb. -
Correct Answers -Electrons move through filament, heats up, glows, gives light.
What are three important factors that will affect the electrical resistance of a material? -
Correct Answers -thickness, length, temperature
Solar cells convert what energy to what energy. - Correct Answers -electromagnetic,
electrical
What are three things that can be said about energy creation, destruction, and
conversion according to the Law of Conservation of Energy? - Correct Answers -Energy
can't be created or destroyed. Energy can be converted.
What are the two components of mechanical energy? - Correct Answers -It is the sum
of potential and kinetic energy/ ME=KE+PE