Category: Physics

Is it OK to mix cardio and strength training? If your goal is to build strength… On the other hand, endurance cardio and other forms of intensity workouts can be enhanced by power and strength workouts. In short, if you’re looking to build muscle and strength, it’s best to avoid concurrent training (cardio and strength […]

Which is heavier a ton of bricks or a ton of feathers? If stacked/piled up, the bricks would weigh more because more of the bricks are closer to the center of the Earth. However, if we spread them out, the feathers would weigh more, since you can lay the feathers out a lot thinner than […]

Which bond is more stable single or double? A Double bond is when two atoms share two pairs of electrons with each other. It is depicted by two horizontal lines between two atoms in a molecule. This type of bond is much stronger than a single bond, but less stable; this is due to its […]

What will always lead to aggression? Aggression is caused by frustration in attaining a goal. The original theory claimed that all acts of aggression are the result of frustration and that all frustration leads to aggression. frustration does not always lead to aggression and sometimes aggression occurs in the absence of frustration. What is frustration […]

How high can a Concorde fly? 60,000 feet How many times did a Concorde crash? The Concorde, the world’s fastest commercial jet, had enjoyed an exemplary safety record up to that point, with no crashes in the plane’s 31-year history. Air France Flight 4590 left DeGaulle Airport for New York carrying nine crew members and […]

What are the 7 steps of transcription? Stages of Transcription Initiation. Transcription is catalysed by the enzyme RNA polymerase. Elongation. One DNA strand (the template strand) is read in a 3′ to 5′ direction and so provides the template for the new mRNA molecule. Termination. 5′ Capping. Polyadenylation. Splicing. How does the enzyme that makes […]

How much work does it take to stop a 1000 kg car traveling at 50 m s? Work must be done to balance kinetic energy of the moving car. Hence, 385864 J work must be done to stop a traveling car. What is the velocity of car B after the collision m s? 22.5 m/s. […]

What household items have motors? Computer. One of the most common household appliances ever since the dawn of the Internet! Refrigerator. Another common household appliance, the refrigerator needs small motors to operate its compressor. Microwave oven. Washing machine. Vacuum cleaner. Smartphone. Electric toothbrush. Electric fan. Does Flat Iron have electric motor? Flat irons are constructed […]

What were Mercury Gemini and Apollo? Conducted between projects Mercury and Apollo, Gemini started in 1961 and concluded in 1966. The Gemini spacecraft carried a two-astronaut crew. Ten Gemini crews and sixteen individual astronauts flew low Earth orbit (LEO) missions during 1965 and 1966. Did any astronauts fly Mercury Gemini and Apollo? Schirra flew in […]

Does exercise has no positive effects on the nervous system? Exercise is important because of its positive effects on all the body’s systems. In addition, regular exercise reduces the risk factor of contracting many diseases. Like physical fitness, wellness is a dynamic concept; we must always work for our wellness. Exercise has no positive effects […]