Projectile Motion
Circular Motion
Relative Velocity
100
A projectile's path through space is called its ________.
What is Trajectory
100
The movement of an object at a constant speed around a circle with a fixed radius.
What is Uniform Circular Motion
100
A coordinate system from which motion is viewed
What is Reference Frame
200
The motion of projectiles is a combination of what two motions?
What is Vertical and Horizontal Motions
200
Using Newton's Second Law, how can centripetal force be calculated?
What is F = ma, a= v^2/r
200
Velocity vector are drawn
What is Tip to Tail
300
The force that causes vertical velocity to increase as the projectile travels downward.
What is Gravity
300
The fictitious force that people feel when a car is on a curve
What is Centrifugal Force
300
What must be done to find the velocity in a moving reference frame
What is Resolve the vector into x and y components
400
An object is launched at a velocity of 20 m/s in a direction making an angle of 25° upward with the horizontal. What is the maximum height reached by the object?
What is 3.64 meters
400
The tallest Ferris wheel in the world is located in Singapore. Standing 42 stories high and holding as many as 780 passengers, the Ferris wheel has a diameter of 150 meters and takes approximately 30 minutes to make a full circle. Determine the speed of riders on the Singapore Flyer.
What is 0.26 m/s
400
A sailboat is traveling north at 10 m/s, relative to the water. The water is flowing north at 5 m/s. What is the velocity of the boat relative to ground?
What is 15 m/s
500
A ball is kicked at an angle of 35° with the ground. What should be the initial velocity of the ball so that it hits a target that is 30 meters away at a height of 1.8 meters?
What is 18.3 m/s
500
Dominic is the star discus thrower on South's varsity track and field team. In last year's regional competition, Dominic whirled the 1.6 kg discus in a circle with a radius of 1.1 m, ultimately reaching a speed of 52 m/s before launch. Determine the net force acting upon the discus in the moments before launch.
What is 3.9 x 10^3 N
500
The world record for the men's marathon is 2:03:38. If the distance is 42.195 km, what is the average velocity during the run?
What is 5.69 m/s
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