Motion
Forces and Energy
Heat
Electricity
Waves
100
A person starts driving and travels 3 km east to a store. The person then turns around and travels 1 km west to another store. Finally, the person travels 2 km west, back to the starting point. What distance has the person traveled?
What is 6 km?
100
A rope is attached to a block that has a weight of 120 N. When the rope exerts an upward force of 250 N on the block, what is the net force on the block?
What is 130 N upward?
100
The average kinetic energy of the molecules of a substance
What is temperature?
100
Electric charges can move most easily through materials known as this.
What are conductors?
100
The number of vibrations per second
What is frequency?
200
A book weighing 18.0 N is lifted from the floor and placed on a shelf 1.5 m high. What is the minimum amount of work required to accomplish this task?
What is 27 Joules?
200
The potential energy of a 77 kg diver standing on a 20 m high diving tower is 15,400 J. Two-thirds of the way down during the dive into the pool, his potential energy is 5,100 J. Neglecting air resistance, what is the diver's kinetic energy at this point?
What is 10,300 J?
200
The conditions of two objects at the same temperature
What is thermal equilibrium?
200
Ohm's Law
What is V = IR?
200
The SI unit for frequency
What is Hertz?
300
An object is dropped from rest. How fast is it travelling after 5.6 seconds of free fall?
What is 56 m/s?
300
A 1500 kg car increases its speed by 2 m/s for each second of travel. What is the net force acting on the car?
What is 3000 N?
300
The only substance on Earth that expands when it freezes.
What is water?
300
A light bulb with a potential difference of 120 V across it carries a current of 1.5 A. What is the power consumption of the light bulb?
What is 180 W?
300
A sound wave with a frequency of 1,700 Hz is traveling through air at a speed of 340 m/s. That is the wavelength of this sound wave?
What is 0.2 m?
400
A rock is dropped from a window 5 m above the ground. The rock hits the ground 1.0s later with a speed of 10 m/s. What is the average speed of the rock during this time?
What is 5 m/s?
400
A car is parked on the side of a hill. What force prevents the car from moving down the hill?
What is friction?
400
When one end of a short metal bar is heated, the opposite end will eventually become hot. Which method of heat transfer is responsible?
What is conduction?
400
The equivalent total resistance of an 8 Ohm, 16 Ohm, and 24 Ohm resistor arranged in parallel
What is 48/11 Ohms? (4.36)
400
The Doppler Effect causes this aspect of a wave to change.
What is frequency? (or wavelength)
500
This keeps the moon in orbit around the Earth
What is gravity?
500
The condition of an object or system when all forces acting on it are balanced
What is mechanical equilibrium?
500
The SI unit for temperature.
What is Kelvin?
500
The three methods by which an object can become electrically charged. (all three)
What are conduction, friction, and induction?
500
The SI unit for sound intensity
What is Decibel?
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