Is Russia a stage 4 country? It does not have the qualities of stage 1, high birth rates and death rates. Russia does not have declining birth rates and low death rates that would classify it as stage 3. Since it’s not stage 4 with low birth and death rates Russia could possibly be the […]
At which stage is potential energy at its minimum?
Why Coriolis force is perpendicular to pressure gradient force?
Why Coriolis force is perpendicular to pressure gradient force? The Coriolis force acts perpendicular to the ‘velocity’ of the moving body. A way to visualize this is as follows: When it starts, the wind is moving exactly along the pressure gradient (red line below). Coriolis force pulls it in a perpendicular direction (green line). Now, […]
What force is needed to give a 2000 kg car?
What is the force in Newtons on each load?
How does Cassini communicate with Earth?
How does Cassini communicate with Earth? The Radio Science Subsystem sent radio signals from Cassini to Earth using the spacecraft’s large radio dish called the high-gain antenna. En route, the radio signal interacted with Saturn’s moons, rings or Saturn’s atmosphere. The spacecraft’s high-gain antenna had to be pointed toward Earth in order to send its […]
Which swimmer has the greatest speed?
Which swimmer has the greatest speed? Olympic gold-medalist Michael Phelps can swim the 200-meter freestyle in approximately 1.42 minutes, which equates to a speed of about 4.7 mph (miles per hour) or 7.6 km/h (kilometers per hour). A sailfish could cover 200 meters in about 10 seconds! How fast is a swimmer? about 2 miles […]
What social and emotional changes are associated with puberty?
What social and emotional changes are associated with puberty? During puberty your child’s emotions may become stronger and more intense. Their mood might change more frequently, quickly and randomly. Your child may have strong emotions that they’ve never experienced before. It’s common for them to feel confused, scared or angry and not know why. Why […]
What is the first step in responding to any sports injury?
What is the first step in responding to any sports injury? Explain why the first step in responding to any sports injury is to remove the danger that lead to the injury. When someone sustains an injury while participating in sports, that indicates that something unexpected has occurred. How does compression help swelling? Compression Applying […]
What is the difference between organ and organ system?
What is the difference between organ and organ system? An organ is a structure made of two or more tissues that work together for a common purpose. The most complex organisms have organ systems. An organ system is a group of organs that act together to carry out complex, interrelated functions, with each organ focusing […]