CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 8 kg body moving at 10 m/s?
A. 402 J
B. 401 J
C. 399 J
D. 400 J
Correct Answer: D
KE = ½mv².
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 8 kg body moving at 8 m/s?
A. 257 J
B. 258 J
C. 255 J
D. 256 J
Correct Answer: D
KE = ½mv².
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 8 kg body moving at 6 m/s?
A. 143 J
B. 144 J
C. 145 J
D. 146 J
Correct Answer: B
KE = ½mv².
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 8 kg body moving at 4 m/s?
A. 65 J
B. 63 J
C. 66 J
D. 64 J
Correct Answer: D
KE = ½mv².
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 8 kg body moving at 2 m/s?
A. 16 J
B. 17 J
C. 18 J
D. 15 J
Correct Answer: A
KE = ½mv².
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 5 kg body moving at 10 m/s?
A. 250 J
B. 251 J
C. 252 J
D. 249 J
Correct Answer: A
KE = ½mv².
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 5 kg body moving at 8 m/s?
A. 160 J
B. 162 J
C. 159 J
D. 161 J
Correct Answer: A
KE = ½mv².
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 5 kg body moving at 6 m/s?
A. 90 J
B. 89 J
C. 92 J
D. 91 J
Correct Answer: A
KE = ½mv².
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 5 kg body moving at 4 m/s?
A. 39 J
B. 40 J
C. 41 J
D. 42 J
Correct Answer: B
KE = ½mv².
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 5 kg body moving at 2 m/s?
A. 9 J
B. 10 J
C. 12 J
D. 11 J
Correct Answer: B
KE = ½mv².
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 4 kg body moving at 10 m/s?
A. 199 J
B. 202 J
C. 201 J
D. 200 J
Correct Answer: D
KE = ½mv².
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 4 kg body moving at 8 m/s?
A. 130 J
B. 128 J
C. 129 J
D. 127 J
Correct Answer: B
KE = ½mv².
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 4 kg body moving at 6 m/s?
A. 74 J
B. 73 J
C. 71 J
D. 72 J
Correct Answer: D
KE = ½mv².
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 4 kg body moving at 4 m/s?
A. 32 J
B. 34 J
C. 33 J
D. 31 J
Correct Answer: A
KE = ½mv².
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 4 kg body moving at 2 m/s?
A. 9 J
B. 8 J
C. 7 J
D. 10 J
Correct Answer: B
KE = ½mv².
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 2 kg body moving at 10 m/s?
A. 102 J
B. 100 J
C. 101 J
D. 99 J
Correct Answer: B
KE = ½mv².
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 2 kg body moving at 8 m/s?
A. 64 J
B. 63 J
C. 65 J
D. 66 J
Correct Answer: A
KE = ½mv².
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 2 kg body moving at 6 m/s?
A. 36 J
B. 38 J
C. 35 J
D. 37 J
Correct Answer: A
KE = ½mv².
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 2 kg body moving at 4 m/s?
A. 18 J
B. 15 J
C. 16 J
D. 17 J
Correct Answer: C
KE = ½mv².
CSS - PMS - CCE - PCS - Everyday Science
Mechanics
What is the kinetic energy of a 2 kg body moving at 2 m/s?
A. 6 J
B. 3 J
C. 4 J
D. 5 J
Correct Answer: C
KE = ½mv².