The Great Science 9 QUIZ version

The Great Science 9 Quiz Bowl Each team will write its answer to the question. Answers will be collected by the Grand & Glorious Competition Emcee. Correct answers will receive points; incorrect answers will lose points (it is possible to have a negative score).

Question 1 (1 pt) The ability to do work

Question 1 (1 pt) The ability to do work Answer: energy

Question 2 (1 pt) A force that moves an object through a distance

Question 2 (1 pt) A force that moves an object through a distance Answer: work

Question 3 (2 pts) What is the work done when an object is moved 1 meter by a 1 Newton force?

Question 3 (2 pts) What is the work done when an object is moved 1 meter by a 1 Newton force? Answer: 1 Joule or 1 J

Question 4 (1 pt) The equation for kinetic energy is:

Question 4 (1 pt) The equation for kinetic energy is: Answer: KE=1/2 mv 2

Question 5 (2 pts) What is the kinetic energy of a 45 gram golf ball moving at 20 m/s?

Question 5 (2 pts) What is the kinetic energy of a 45 gram golf ball moving at 20 m/s? Answer: (0.5)(.045 kg)(20 m/s) 2 = 9 J

Question 6 (2 pts) What are the 2 forms of potential energy?

Question 6 (2 pts) What are the 2 forms of potential energy? Answer: gravitational and elastic

Question 7 (1 pt) What is elastic potential energy?

Question 7 (1 pt) What is elastic potential energy? Answer: energy of an object that is stretched or compressed

Question 8 (1 pt) The sum of KE and PE

Question 8 (1 pt) The sum of KE and PE Answer: mechanical energy

Question 9 (1 pt) The energy associated with the motion and position of an object

Question 9 (1 pt) The energy associated with the motion and position of an object Answer: mechanical energy

Question 10 (1 pt) Energy associated with electrical charges

Question 10 (1 pt) Energy associated with electrical charges Answer: electrical energy

Question 11 (1 pt) Type of energy that includes gamma rays and radio waves.

Question 11 (1 pt) Type of energy that includes gamma rays and radio waves. Answer: electromagnetic energy

Question 12 (2 pts) The energy stored in the bonds between atoms.

Question 12 (2 pts) The energy stored in the bonds between atoms. Answer: chemical energy

Question 13 (2 pts) The total potential and kinetic energy in the atoms of an object.

Question 13 (2 pts) The total potential and kinetic energy in the atoms of an object. Answer: thermal energy

Question 14 (1 pt) The energy stored in atomic nuclei.

Question 14 (1 pt) The energy stored in atomic nuclei. Answer: nuclear energy

Question 15 (1pt) Form of energy that travels through space in the form of waves.

Question 15 (1pt) Form of energy that travels through space in the form of waves. Answer: electromagnetic energy

Question 16 (2 pts) State the law of conservation of energy.

Question 16 (2 pts) State the law of conservation of energy. Energy can not be created or destroyed…it can only be converted from one form to another

Question 17 (3 pts) What is a closed system?

Question 17 (3 pts) What is a closed system? Answer: a system in which nothing enters or leaves

Question 18 (3 pts) The point at which the pendulum has the greatest potential energy is

Question 18 (3 pts) The point at which the pendulum has the greatest potential energy is

Question 19 (1 pt) The point at which the pendulum has the greatest kinetic energy is

Question 19 (1 pt) The point at which the pendulum has the greatest kinetic energy is

Question 20 (2pts) As a pendulum swings back and forth, the total thermal energy of the system A) increases B) decreases C) stays the same D) there is no thermal energy

Question 20 (2pts) As a pendulum swings back and forth, the total thermal energy of the system A) increases B) decreases C) stays the same D) there is no thermal energy