Motion of Two Dimensional
Relative velocity
Equations
MORE QUESTIONS!!!!!!! :)
Parabolic motion
100
The name of the curved path that an object follows when thrown, launched, or otherwise projected near the surface of the Earth.
parabola
100
Name of the curved path that an object follows when thrown, launched, or otherwise projected near the surface of Earth.
parabola
100
What is the formula to find Vertical distance in freefall.
D = 1/2g t2
100
What is the formula to find the time of an object in freefall when you know the distance?
t2 = D / 1/2g
100
Is a paper airplane flown across the room a projectile? Yes or No
No- True projectiles have little to no air resistance
200
The shape of the path that projectiles follow when launched
curved/arched
200
the force that air has on an object while it is moving
What is air resistance, friction or drag
200
Acceleration (numbers- 1 for each) of Vertical and Horizontal motion
Ax = 0m/s/s Ay =-9.8m/s/s
200
The parabolic path is called a (path of the parabola) hint hint..path
trajectory
200
Which of these angles would produce the highest trajectory? 20, 100, 75, or 120
100 degrees (closest to the max 90 degrees for height)
300
Vy (what does it stand for and describe it)
Vertical Velocity (acceleration)
300
Another name for horizontal distance (Dx)
range
300
Difference of mass and weight (based on GFS)
GFS does not affect mass GFS affects weight (w=mg)
300
If a ball travels a range 100yards launched at a 33 degree angle, it would travel the same distance at ________ degree angle.
57 degrees
300
If a ball is thrown with a horizontal speed of 10m/s and hits after 2 seconds, what is the horizontal distance that it traveled?
20m (constant motion D=VT)
400
Axis or planes used to describe projectile motion.
What are the x and y axis/planes
400
the Acceleration on Earth's surface that equals -9.8m/s/s
g or freefall
400
Draw a force diagram for terminal velocity and describe the motion
constant (Fg down and FF up equal in size)
400
The horizontal distance (range) a projectile travels depends on these 3 things:
launch angle, other forces such as air resistance, launch speed or launch force.
400
What angle would give you the largest range? 20, 30, 70, 120?
30degrees---closest to the max 45 degrees
500
Vx (What does it stand for and describe it)
Horizontal velocity (constant)
500
the two horizontal and vertical components of a projectile are _____________ of each other
independent
500
3 factors of air resistance
surface area, velocity, and mass
500
If a ball is thrown horizontally at a speed of 5 m/s, what will its horizontal speed be in 2 seconds?
5m/s (Vx is contant)
500
What is an objects vertical velocity and acceleration (numbers) at its highest peak when tossed upward?
V = 0m/s A = -9.8m/s/s
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