Work-Energy Theorem: A sled having a certain initial speed on a horizontal surface comes to rest after traveling 10 m. If the coefficient of kinetic friction between the object and the surface is 0.20, what was the initial speed of the object?
A. 9.8 m/s
B. 6.3 m/s
C. 3.6 m/s
D. 7.2 m/s
E. 8.9 m/s
Answer: B
Physics & Space Science
You might also like to view...
What do our magnetic field and Jupiter's share?
A) Similar field strength B) Same polarity C) Auroral displays in the polar regions D) Fields that extend inward all the way to the Sun E) Fields that extend outward past Pluto
Physics & Space Science
The place, or zone, where one plate descends under another plate and into the asthenosphere is called a ______________ zone
a. subduction b. convection c. Mohorovic d. none of these
Physics & Space Science
When a boxer moves into an oncoming punch, the force experienced is
A) decreased. B) increased. C) no different, but the timing is different. D) all of the above
Physics & Space Science
List and explain the four fundamental forces in nature
What will be an ideal response?
Physics & Space Science