Joseph Quinones
Physics Teacher
Education
- MS, Physics Education, City College of New York (CCNY)
- BS, Physics, Lehman College
Certifications & Organizations
- Certified to teach Physics to grades 7-12
Favorite Piece of Advice
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Co-authored Articles (16)
°C to °F Conversion: A Complete Guide
You don’t have to be Einstein to use these fast and easy temperature conversion formulasIn most countries of the world, temperature is measured in degrees Celsius (°C). But what are you supposed to do when you have to...
How to
Measure Centimeters
Centimeters are a metric unit of measurement. You can use most rulers to measure centimeters. It is important, however, to ensure that you are looking at the correct units, as many rulers also show inches. If you don’t...
How to
Convert Degrees to Radians
Degrees and radians are two units for measuring angles. A circle contains 360 degrees, which is the equivalent of 2π radians, so 360° ''and'' 2π radians represent the numerical values for going "once around" a circle....
How to
Factor a Cubic Polynomial
This is an article about how to factorize a 3rd degree polynomial. We will explore how to factor using grouping as well as using the factors of the free term.
How to
Write Numbers in Words
Using words to write short numbers makes your writing look clean and classy. In handwriting, words are easy to read and hard to mistake for each other. While you may not need to write longer numbers as words that much, i...
How to
Calculate the Diameter of a Circle
Need to find the diameter of a circle? Calculating diameter is easy—you just need the radius, the circumference, or the area. Even if you don't have any of those dimensions, you can still find the diameter if you have ...
How to
Build a Trebuchet
A trebuchet (pronounced TREB-you-shay) is a medieval English siege engine or catapult that consists of a large arm mounted on a cart or stand. In the counterpoise style of trebuchet a counterweight pulls down the arm, la...
How to
Build a Spaghetti Tower
Making a spaghetti tower is a great team-building exercise that is popular among schoolchildren, coworkers, friends, and family. You can also build a spaghetti tower alone for an extra challenge! Spaghetti towers are mad...
How to
Calculate Wind Load
Wind is a mass of air that moves in a mostly horizontal direction from an area of high pressure to an area with low pressure. High winds can be very destructive because they generate pressure against the surface of a str...
How to
Build a Pulley
Pulleys are simple machines that make lifting heavy objects easier. They distribute weight to reduce the amount of force it takes to lift something up.. 15 June 2023. With a compound pulley, you can lift an object using ...
How to
Convert Within Metric Measurements
The metric system is a comprehensive system of measurements used in almost all of the world today, the only exception being that of the United States, who uses a different form of standard measurement. One of the biggest...
How to
Build a Model Bridge out of Skewers
Whether you need to build a bridge for a school project or you simply want to learn how to create bridges on a small scale, wooden skewers are a great material to use to build a model bridge at home. Design your bridge o...
Writing Null Hypotheses in Research and Statistics
Are you working on a research project and struggling with how to write a null hypothesis? Well, you've come to the right place! Keep reading to learn everything you need to know about the null hypothesis, including a rev...
How to
Make a Match Rocket
Would you like to make a cheap and easy matchstick rocket? With basic household supplies, you can make one that shoots up to 40 ft (12m)! Unless you work for NASA, assume there'll be a few duds and make several at once. ...
How to
Solve a Projectile Motion Problem
Projectile motion can feel like an intimidating subject in physics, but we're here to help you learn everything you need to know. Most of the time, you need to solve for a few other variables to get the answer you are lo...
How to
Launch a Model Rocket
Model rockets often come in kits that are available at most hobby stores. They are a favorite past-time of many people and come in different varieties, from very simple to very complicated in design. Most model rockets r...