3PHYE end of year quiz

2. What is the only force on a projectile?

4. Which has has more widely spaced bright spots from a diffraction grating? (HINT nλ = dx/L)

3. Which xylophone bar will produce the lowest pitched sound?

ROUND ONE: THE LAW Q1. For each action there is an equal and opposite reaction.

3. The total voltage around any closed loop in a circuit equals zero.

ROUND THREE: PICTURE ROUND. Q1 Name the scientist.

Q2. Name the physicist.

ROUND TWO: SURFS UP! 1. How many wavelengths are shown in the diagram of the standing wave?

ROUND FOUR: MUSIC. 1. Name the phenomenon that you can hear.

2. What number harmonic is the wave shown in the diagram?

2. What would a diver do to speed up their rotations?

ROUND SIX: VIDEO ROUND. Q1 In physics how is the amplitude of a wave measured?

4. What are the forces at the top of the loop at the minimum speed to make it around the loop?

Q3. Name the physicist. Hint: his laws are used in the electricity standard.

2. Name the effect for the different sound when 2 instruments play the same note.

3. Which observer hears a higher pitched sound?

3. State the relationship between the force due to gravity and distance from Earth.

2. Induced voltage in a circuit is equal to the rate of change of flux inside the circuit.

4. When two pool balls collide, which is the only quantity that is conserved?

4. A guitar string is tightened, and the waves in the string travel faster. What happens?

Q4. Name the physicist.

ROUND FIVE: SPORT. 1. Who is faster Usain Bolt at 10.32ms-1 or someone cycling at 33kph?

3. For a velodrome track, which angle of banking will allow cyclists to travel the fastest?

4. Name the Law: Total _______ of a system is the same before and after a collision.