Newton's 2nd Law
A 750 Kg car accelerates 2.1 m/s2 when the engine starts running, calculate the force applied by the engine.
1,575 N
A 65 lb box is resting on a flat metal surface (µ = 0.15). Calculate its weight and normal force.
289.1 N
Two force vectors acting on an object: (a) 245 N, 30° (b) 180 N, 22°. Determine F1x.
212.2 N
Triple Points!!
A 750 Kg car is moving at a constant velocity of 50 km/h, calculate the car’s momentum.
10,417.5 kg m/s
Name the two main characters of Toy Story
Woody & Buzz
Double Points!!
Calculate the mass of an object if it accelerated 5.6 m/s2 when a force of 2600 N was applied to it.
464.3 kg
A 65 lb box is resting on a flat metal surface (µ = 0.15). Calculate the friction force the metal surface is exerting on it.
43.4 N
Triple Points!!
Two force vectors acting on an object: (a) 245 N, 30° (b) 180 N, 22°. Determine Fy.
189.9 N
Calculate the mass of an object if it has a momentum of 1500 kg m/s when it goes at a velocity of 45 mi/h.
74.6 kg
Which Disney Princess has a dragon companion named Mushu?
Mulan
If a girl kicks a 2 oz stone from the ground with a force of 1.3 N, what was the stone acceleration after being kicked?
23.2 m/s2
Double Points!!
A 950 kg car parked on an inclined concrete surface (µ = 0.3 and α = 5°). Calculate its weight and normal force.
9,310 N and 9274.6 N
Two force vectors acting on an object: (a) 245 N, 30° (b) 180 N, 22°. Determine the Net Force.
424 N
A 1.62 oz golf ball is hit, if right after it is hit it has a momentum of 1.5 kg m/s, what was its velocity?
33.3 m/s
Name Hogwarts's Four Houses
Gryffindor, Hufflepuff, Ravenclaw, and Slytherin
A 820 Kg sports car accelerates from rest to 95 Km/h in 6.2 s. Calculate the force the engine applied to the car.
3,485 N
A 950 kg car parked on an inclined concrete surface (µ = 0.3 and α = 5°). Calculate friction force the concrete is exerting on it.
2,782.4 N
Calculate the mass of an object if it accelerated 5.6 m/s2 when two forces were applied on it, the first one with a magnitude of 755 N and angle of 15° and the second one 555 N at 27°.
232.7 kg
A 10,000 kg railroad car traveling at a speed of 24 m/s strikes a 8,000 kg car at rest. If the cars lock together as a result of the collision, what's their common velocity just afterwards?
13.3 m/s
At Star Wars, who is Darth Vader's former master?
Obi-Wan Kenobi
A 750 lb motorcycle slows down from 23 m/s to rest at a distance of 85 m. What was the force applied by the motorcycle brakes?
-1,054.6 N
An 500 oz object is resting on an inclined wooden surface (µ = 0.48 and α = 30°). Calculate its weight, normal force and the friction force the surface is exerting on it.
139.2 N, 120.6 N and 57.9 N
A car is being pushed by two people, one is pushing with a force of 250 N at 15° and the other with a force of 325 N at 5°. If the mass of the car is 1940 lb, what’s the acceleration the car will have?
0.65 m/s2
A 70.9 kg boy and a 43.2 kg girl, both wearing skates, face each other at rest on a skate rink. The boy pushes the girl, sending her eastward with a velocity of 4.64 m/s. Neglecting friction, determine the subsequent velocity of the boy.
-2.8 m/s
What's Mr Allan's favorite Football (NFL) Team?
Denver Broncos