Category: Physics

What are the 4 properties of the atom? Typical sizes of atom and nucleus. Most of atom’s mass is in the nucleus. Constituents: protons, neutrons, electrons. Electric force holds atom together. Nuclear force holds nucleus together. Atoms, ions. Atomic number. What are three examples of properties? These properties include color, density, melting point, boiling point, […]

What should my bpm be for my age? The normal resting heart rate for adults over the age of 10 years, including older adults, is between 60 and 100 beats per minute (bpm). Highly trained athletes may have a resting heart rate below 60 bpm, sometimes reaching 40 bpm. What does a low pulse rate […]

What is a good weight to curl? According to Weis, men up to 120 pounds should be able to curl 70 pounds; men 121 to 135 pounds should be able to lift 85 pounds; men 136 to 155 pounds should ideally lift 105; men 156 to 170 pounds should lift 120 pounds; men 171 to […]

What is positive and negative charge in atoms? When an atom is attracted to another atom because it has an unequal number of electrons and protons, the atom is called an ION. If the atom has more electrons than protons, it is a negative ion, or ANION. If it has more protons than electrons,it is […]

Is it bad to be emotionally dependent? Though emotional dependence stems from a lack of self-esteem, it’s also a self-esteem destroyer of its own, undermining our confidence subtly and over time. When we become too dependent emotionally on our spouse or partner, we run the risk of losing the person that we love by losing […]

What is a good question to ask about space? How does the expansion of the universe make outer space a vacuum? How large would a bucket of water have to be to put out the sun? How long before the expansion of the universe causes our earth to drift away from the sun? How long […]

Is tens AC or DC? A standard TENS unit typically delivers a low-frequency (<50 Hz) alternating current to a focused treatment area. Due to the nature of low-frequency, however, these signals have a low capacity to overcome skin resistance – resulting in these units only providing pain relief via the Gate Control Theory while being […]

What are the major features of introspection? Introspection is closely related to human self-reflection and self-discovery and is contrasted with external observation. Introspection generally provides a privileged access to one’s own mental states, not mediated by other sources of knowledge, so that individual experience of the mind is unique. Why is introspection unreliable? Psychological research […]

Is acetone the same as hydrogen peroxide? Based on our research, we conclude that it does depend on the use of the solvent. For example, if you wanted to get rid of a toothache, the Hydrogen Peroxide would be best because it can clean, and lower the pain, but if it was to thin out […]

Why is Solidworks so expensive? and many more modules as per requirement. It is depend upon you, that which module you want to purchase for your required applications. These are the reason, why solidworks is costly compare to other 2D CAD softwares. Is solidworks free for hobbyists? Solidworks is offering a free 12 month licence […]