Are CRTs dangerous? Color CRTs may contain mercury or other potentially toxic materials. If the CRT is broken or cracked, these materials may be released and pose a risk of toxic exposure. A charged CRT carries high voltage—about 27,000 volts in a color unit. Can a CRT TV kill you? You will see the little […]
How many watts are in a unit?
What is the importance of sound in our life?
What is the importance of sound in our life? The following are the importance of sound in our lives: It helps us to communicate with others. By sound, we can understand the context of the words spoken. Sound can help people to protect themselves from danger such as the sound or horn of the train […]
How many types of investigation are there?
How many types of investigation are there? Scientists use three types of investigations to research and develop explanations for events in the nature: descriptive investigation, comparative investigation, and experimental investigation. What are some investigative techniques? For countless years, criminal investigators have relied on six basic investigative techniques to solve crimes; i.e., (1) the development of […]
What characteristics are used to identify rocks?
What characteristics are used to identify rocks? The following properties are very useful for identification purposes: Hardness. Cleavage. Luster. Color. Streak rock powder. Texture. Structure. What are the common features of rocks? Rocks are made out of minerals and have many different properties, or characteristics. Streak is the color of a rock after it is […]
How do bones muscles and joints work together?
How do bones muscles and joints work together? Muscles can pull bones, but they can’t push them back to the original position. So they work in pairs of flexors and extensors. The flexor contracts to bend a limb at a joint. Then, when the movement is completed, the flexor relaxes and the extensor contracts to […]
What insolent means?
What insolent means? 1 : insultingly contemptuous in speech or conduct : overbearing. 2 : exhibiting boldness or effrontery : impudent. Is insolent a bad word? adjective. boldly rude or disrespectful; contemptuously impertinent; insulting: an insolent reply. What does hypocrisy mean? Hypocrisy is the practice of engaging in the same behavior or activity for which […]
What is the variable you change?
What is the variable you change? An easy way to think of independent and dependent variables is, when you’re conducting an experiment, the independent variable is what you change, and the dependent variable is what changes because of that. You can also think of the independent variable as the cause and the dependent variable as […]
How many years can you claim solar tax credit?
What happens when we press accelerator?
What happens when we press accelerator? When you step on the gas pedal you initiate a process that delivers air and fuel to the engine. As the gas pedal is pressed, it turns a pivot that in turn pulls the throttle wire. The throttle wire is connected to a throttle linkage. That linkage serves to […]