« previous next »

Author Question: If an all-electric car has kinetic energy, then it also must have A) impulse. B) momentum. C) ... (Read 10 times)

khang

  • Hero Member
  • *****
  • Posts: 569
on: Jul 29, 2018
If an all-electric car has kinetic energy, then it also must have
 
  A) impulse.
  B) momentum.
  C) acceleration.
  D) force.
  E) none of the above

Question 2

When a cannon is fired, it recoils as the cannonball is set in motion. The cannon and cannonball ideally acquire equal
 
  A) but opposite amounts of momentum.
  B) amounts of kinetic energy.
  C) both of these
  D) neither of these


samiel-sayed

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

khang

  • Hero Member
  • *****
  • Posts: 569
Reply #2 on: Jul 29, 2018
Thank you!


samiel-sayed

  • Sr. Member
  • ****
  • Posts: 337
Reply #3 on: Jul 29, 2018
Always glad to help...


« previous next »
 

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Electric Flux Electric Flux
Environmental Energy Flow Environmental Energy Flow
A Toyota/Lexus hybrid electric vehicle has a ready light. If the ready light is on, the engine can ... A Toyota/Lexus hybrid electric vehicle has a ready light. If the ready light is on, the engine can ...
To check to see if the electric fuel pump can be operated from the relay contacts, use a fused ... To check to see if the electric fuel pump can be operated from the relay contacts, use a fused ...
A) Thumb press across top of shoulder. (B) Repeated pressing to GB-21 to disperse energy; massage ... A) Thumb press across top of shoulder. (B) Repeated pressing to GB-21 to disperse energy; massage ...
MOMENTUM AND IMP meteor(158 kg) is moving with a velocity of 127 m/s , and breaks into two ... MOMENTUM AND IMP meteor(158 kg) is moving with a velocity of 127 m/s , and breaks into two ...
Video: Oxygen - hemoglobin dissociation curve & Hemoglobin's affinity with oxygen - acidity

For a complete list of videos, visit our video library