An interaction between two objects that result in pushing or pulling the objects.
What is Force?
100
how fast you speed up, slow down, or change direction; the rate at which velocity changes
What is acceleration?
200
branch of physics; study of motions
includes position, distance, and displacement
What is Kinematics
200
True or False. Projectile motion involves angles.
What is True?
200
Find the acceleration of an amusement park ride that falls from rest to a speed of 28 m/s in 3s.
What is 9.33m/s^2?
200
F = ma
What is Newton's 2nd law equation?
200
Vf=Vi+aΔt
What is the formula for final velocity?
300
A tennis ball is dropped from the top of a tall building. A second tennis ball
is thrown down from the same building. Make a statement about the
acceleration of each tennis ball.
A. The second ball falls with a greater acceleration
B. They both fall with the same acceleration because they stated from the same height
C. The both fall with the same acceleration because they are in a free fall
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What is C. The both fall with the same acceleration because they are in a free fall
300
A projectile's path is called its ________.
What is trajectory?
300
Find the time required for a motorcycle to reach 27m/s with an acceleration of 15m/s^2.
What is 1.8s?
300
The tendency of an object to resist a change in motion.
What is Inertia?
300
A plane starting at rest at one end of a runway undergoes a constant acceleration of 4.8m/s^2 for 15s before takeoff. Find the plane's speed of takeoff.
What is 72m/s?
400
Jamie is traveling to the mountains, which is a 280 mile trip. She makes it there in 3 hours. Find her average velocity.
What is 93.33mph?
400
An acorn falls out of a 40m tree. Determine the time it takes for the acorn to hit the ground. (t^2=2y/g)
What is 2.86
400
A plane travels east 535km, then flies north, then flies back to its takeoff point a distance of 718km. Find how far north the plane traveled.
What is 479km?
400
The force of gravity (weight) of a teenager
a)7N
b)70N
c)700N
d)7000N
What is c)700N?
400
A babysitter pushing a stroller starts from rest and accelerates at a rate of 0.5 m/s^2. Find the final velocity after it has traveled 4.75 meters.
What is a final velocity of 2.18 m/s?
500
Kim hits a volleyball so that it moves with an initial velocity of 6m/s straight upward. The ball starts from 2m above the floor. Determine how long the ball will be in the air before it strikes the floor.
What is 1.5s?
500
A stone is thrown horizontally from the top of a cliff that is 40m high. Its horizontal velocity is 15m/s. Find how far it will travel from the base of the cliff. (Vx=x/t)
What is 42.9m?
500
A surveyor stands on a riverbank directly across the river from a tree on the opposite bank. She then walks 100m downstream, and determines the angle from her new position to the tree on the opposite bank is 50 degrees. Find how far she is from the tree in her new location.
What is 155m?
500
An applied force that always acts perpendicular to the surface in contact.
What is Normal Force?
500
Convert 65 miles per hour in to meters per second. (1.609 km = 1 mile)