Investigating Projectile Motion (HSC SSCE Physics): Flashcards
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Practise the cards
10 cards from this deck
Purpose of projectile launcher in experiments
Purpose of projectile launcher in experiments
Ensures consistent, repeatable results
Trajectory in projectile motion
Trajectory in projectile motion
Complete path the projectile follows through the air
Three key measurements in projectile investigation
Three key measurements in projectile investigation
Time of flight, horizontal range, launch angle
Typical reaction time uncertainty with stopwatch
Typical reaction time uncertainty with stopwatch
s
Number of complete data sets needed at different angles
Number of complete data sets needed at different angles
Three
Vertical velocity at maximum height
Vertical velocity at maximum height
Zero
Horizontal velocity during projectile flight
Horizontal velocity during projectile flight
Remains constant throughout
Key assumption about air resistance in model
Key assumption about air resistance in model
Air resistance is negligible
Formula for total initial velocity from components
Formula for total initial velocity from components
Nature of horizontal and vertical motion components
Nature of horizontal and vertical motion components
Independent of each other