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Units
Mechanics
Waves
E&M
Constants
100

Its unit is the Joule

What is the unit for energy (or work)?

100

An item whose mass is 100 kg has this weight near the surface of the Earth.

What is 981 Newtons?

100
The period of a wave with frequency of 100 Hertz.
What is 0.01 second?
100
The angle between the propagating electric and magnetic fields that form an electromagnetic wave.
What is 90 degrees?
100
Determines how much you elongate or compress to store elastic energy.
What is the spring constant?
200

Its unit is Watt

What is Power?

200

A 500-kg satellite at 1 Earth radius away from the surface of the Earth experiences an attractive force of this magnitude by the Earth.

What is 1.56 x 10^4 Newtons?

200
The wavelength of radiation in a vacuum with frequency 4.1 x 10^15 Hertz.
What is 7.3 x 10^-8 meter?
200
What is the charge of an object that is attracted to a negatively charged balloon?
What is positive or neutral?
200
Same change in position over change in time.
What is constant velocity?
300

Its unit is Newton meter squared over kilogram squared

What is the Universal Gravitational Constant?

300
The frictional force needed to accelerate a 1000.-kg vehicle from rest on a dry, level asphalt road.
What is 8339 Newtons?
300
The time it takes for an emitted sound wave at STP to travel to its target and return to the detector if the target is 50. meters away.
What is 0.30 seconds?
300
The magnitude of the force on an electron due to an electric field of 3.68 x 10^6 Newtons per Coulomb.
What is 2.30 x 10^(-25) Newtons?
300
Freefall acceleration near the surface of the Earth.
What is 9.81 meters per second squared toward the center of the Earth?
400

Its unit is Newton per coulomb

What is the electric field?

400
The height of a tower from which a dropped metal ball falls for 3.4 seconds before hitting the ground.
What is 57 meters?
400
The number of antinodes for an open-open pipe with standing wave with 4 nodes.
What is 5 antinodes?
400
The equivalent resistance of 3 resistors in parallel with the following values: 1 ohm, 2 ohms, and 2 ohms.
What is 0.5 ohms?
400
8.99 x 10^9 Newton meters squared over Coulombs squared.
What is the electrostatic constant?
500

Its unit is kilogram meter per second

What is momentum or impulse?

500
The maximum velocity of a 1500.-kg car turning with a radius of 10 meters on a wet concrete road.
What is 7.54 meters per second?
500
The 3 wave-only characteristics.
What are diffraction, polarization of E-M waves, and superpositioning?
500
Although compasses point to the North Pole, they point this way magnetically.
What is magnetic south?
500
6.63 x 10^(-34) Joule seconds.
What is Planck's constant?