Category: Physics

Do you think humans are still evolving? Takeaway: Evolution means change in a population. That includes both easy-to-spot changes to adapt to an environment as well as more subtle, genetic changes. Humans are still evolving, and that is unlikely to change in the future. What do all humans have in common? Human nature: Six things […]

What is RFO in family law? The “law and motion” practice in California family law cases is conducted through a motion called a “Request for Order” or RFO. This means that whenever a family law litigant wishes to ask the court to make any temporary orders, or any post-judgment orders, they will file a motion. […]

What is an example of a reasonable accommodation? Reasonable accommodations may include, but are not limited to: Job restructuring such as altering when and/or how an essential function of a job is performed or reallocating marginal job functions that an employee is unable to perform because of a disability. What are major life activities under […]

What is the correct ionic compound name for TiBr3? Titanium(III) bromide | TiBr3 – PubChem. Which combination is an ionic compound made of? Ionic compounds are compounds composed of ions, charged particles that form when an atom (or group of atoms) gains or loses electrons. (A cation is a positively charged ion; an anion is […]

What is angular momentum of a particle? The angular momentum of a rigid object is defined as the product of the moment of inertia and the angular velocity. It is analogous to linear momentum and is subject to the fundamental constraints of the conservation of angular momentum principle if there is no external torque on […]

Is ear popping a good sign? Having clogged ears can be uncomfortable and may muffle your hearing. When this happens, popping your ears may help. Popping your ears is generally safe. It usually requires little more than moving your mouth muscles. Is ear popping a sign of infection? When doctors refer to an ear infection, […]

When you rub the two balloons against your hair what will happen if you bring the two balloons near each other? Rubbing the balloon onto your hair or onto the wool fabric adds electrons to the balloon and causes the balloon to become negatively charged. Like charges repel (the two balloons, once charged, will move […]

Can melted butter be refrigerated again? To retain its color, texture and hardness you must keep it in the fridge or in a very cool room. If you have leftover melted butter from a cooking or baking project you can put it back in the fridge and it will harden, but it will also remain […]

What happens if a hydrogen car catches fire? The vehicles are designed with a thermal pressure relief device (TPRD) on the tank that would discharge if the car was engulfed in a fire. If a fuel leak were to occur, the hydrogen would disperse upward rapidly, and if the TPRD were activated, the tank would […]

How does the 1st and 2nd law of thermodynamics apply to biological systems? Two fundamental concepts govern energy as it relates to living organisms: the First Law of Thermodynamics states that total energy in a closed system is neither lost nor gained — it is only transformed. The Second Law of Thermodynamics states that entropy […]