What does hypothesis mean in simple terms? A hypothesis is a suggested solution for an unexplained occurrence that does not fit into current accepted scientific theory. The basic idea of a hypothesis is that there is no pre-determined outcome. What is the best definition for the word prediction? A prediction is what someone thinks will […]
What happens to current If voltage is doubled?
What happens to current If voltage is doubled? if you increase the voltage (or electrical pressure) in a circuit then the current (flow of electrons) will increase in direct proportion, eg if you double the voltage the current flow will double. What if both voltage and resistance are doubled? and if the voltage and the […]
Is renewable natural gas the future?
Is renewable natural gas the future? If we could harness methane-producing waste to create an electricity source, we could reduce the amount of methane in the atmosphere and also utilize a new renewable power source. Renewable natural gas has a future in energy and may potentially help relieve the world’s current waste problem. Why is […]
Why is poverty a threat?
Why is poverty a threat? The indignity and sufferings of people living in poverty is a humanitarian tragedy. It is a challenge putting pressure on all societies. Poverty is the root cause of many problems, posing a severe and distinct threat to food security, climate change resilience, insecurity, democracy, human rights amongst others. What poverty […]
How can matter be transferred?
How can matter be transferred? In ecosystems, matter and energy are transferred from one form to another. Matter refers to all of the living and nonliving things in that environment. Nutrients and living matter are passed from producers to consumers, then broken down by decomposers. Decomposers break down dead plant and animal matter. How energy […]
Does wearing rubber slippers prevent static?
Does wearing rubber slippers prevent static? Change your footwear. Rubber is a powerful insulator. If you have carpeted floors, or work in a carpeted office, wearing rubber soled shoes greatly increases your chance of experiencing static shock. Opt for leather-soled shoes instead. Does wearing rubber slippers prevent electric shock? In answer to the second question, […]
What happens when two neutral charged objects are rubbed together?
What happens when two neutral charged objects are rubbed together? When an atom has an equal number of protons and electrons, the charges cancel each other and the atom is said to be neutral. Rubbed together in a dry environment, some items have lost electrons and become positively charged, while others have gained electrons and […]
What is the best UV for tanning?
How do you analyze timbre?
How do you analyze timbre? There are many ways to analyse timbre. Some of the components we might describe include: The strength of the note’s harmonics, and how these change over time (think of a muted trumpet, or wah-wah guitar) Overtones and noise components (including clicks, scrapes and breaths) What is the difference between tone […]