Vocabulary and Concepts
An object traveling in a parabolic path.
What is a projectile?
The meaning of the slope of a velocity-time graph.
What is acceleration?
Two kittens are on opposite sides of a field, 250 m apart. Kitten A runs at a constant speed of 25 m/s due east. Kitten B travels west at a constant speed of 12 m/s. The kitten that travels the field in the shortest time.
An object is dropped. The starting speed of the object.
What is 0 m/s?
The description of the horizontal motion of a projectile.
What is constant velocity?
The position of an object relative to its starting point.
What is displacement?
The meaning of the area under a velocity-time graph.
What is displacement?
Georgia is jogging with a velocity of 4 m/s when she accelerates at 2 m/s2 for 3 seconds. Georgia's new velocity.
What is 10 m/s?
The acceleration of an object thrown upward at the highest point.
What is -9.8 m/s2?
The initial vertical velocity of a horizontally launched projectile.
What is 0 m/s?
The height of a projectile.
What is vertical distance (dy)?
See PPT Slide 1.
What is none of them?
A race car is traveling at +76 m/s when is slows down at -9 m/s2 for 4 seconds. The new velocity.
What is 40 m/s?
A tourist drops a rock from rest from a guard rail overlooking a valley. The velocity of the rock at 4s.
What is -39.2 m/s?
A ball rolls horizontally with a speed of 2.0 m/s across a level table that is 1.0 m above the floor. Upon reaching the edge of the table, it follows a parabolic path to the floor. The distance along the floor from the table to the landing spot of the ball.
What is 0.9 m?
How far a projectile goes from its starting point.
What is horizontal distance (dx)?
See PPT Slide 2.
What is - 0.15 m/s2?
A student is gliding along on a scooter at a comfortable 2.8 m/s when Mr. Jones walks around the corner and the two collide. If the student is brought to rest in 0.15 s, the acceleration of the student.
What is - 18.7 m/s2?
A college student wants to toss a textbook to his roommate who is leaning out of a window directly above him. He throws the book upwards with an initial velocity of 8.0 m/s. The roommate catches it while it is travelling at 3.0 m/s [up]. The length of time the book was in the air.
What is 0.51 s?
A rifle is fired horizontally and travels 200.0 m [E]. The rifle barrel is 1.90 m from the ground. The speed the bullet must have been traveling at.
What is 320 m/s?
The type of motion that is influenced by gravity.
What is vertical motion?
See PPT Slide 3.
What is 30 m?
The Jamaican bobsled team hit the brakes on their sled so that it decelerates at a uniform rate of - 0.43 m/s². The time is takes to stop if it takes 85 m before coming to rest.
What is 19.9 s?
A man is standing on the edge of a 20.0 m high cliff. He throws a rock vertically with an initial velocity of 10.0 m/s. The maximum height the rock goes.
What is 5.1 m?
A skier leaves the horizontal end of a ramp with a velocity of 25.0 m/s [E] and lands 70.0 m from the base of the ramp. The height of the end of the ramp from the ground.
What is 38 m?