What is the best angle for a propeller? around 2 to 4 degrees What is the greatest force on a propeller? Centrifugal force is a physical force that tends to throw the rotating propeller blades away from the hub. This is the most dominant force on the propeller. Torque bending force, in the form of […]
What is Coriolis effect and how does it affect weather?
What is Coriolis effect and how does it affect weather? Outside storm systems, the impact of the Coriolis effect helps define regular wind patterns around the globe. As warm air rises near the Equator, for instance, it flows toward the poles. In the Northern Hemisphere, these warm air currents are deflected to the right (east) […]
How far out is it safe to swim in the ocean?
Which mineral is a public health concern?
Which mineral is a public health concern? Calcium Declared a Nutrient of Public Health Concern The Dietary Guidelines for Americans 2015-2020 have identified calcium as one of the five nutrients of public health concern for Americans. The others are potassium, vitamin D, dietary fiber, and for women of childbearing age, iron. What are the nutrients […]
What impulse is delivered to the ball?
What impulse is delivered to the ball? The key here is that the impulse delivered by the floor to the ball equals the ball’s change in momentum. To determine the ball’s change in momentum, we have to determine the difference between its velocity upon hitting the floor, and its velocity upon rebounding. What is impulse […]
What is a controlled variable in science?
What is a controlled variable in science? A control variable is anything that is held constant or limited in a research study. It’s a variable that is not of interest to the study’s aims, but is controlled because it could influence the outcomes. What does control mean in science examples? A scientific control is an […]
How do you tell if a tree branch is strong enough for a swing?
What is the purpose of synaptic gap?
What is the purpose of synaptic gap? A synaptic cleft is a space that separates two neurons. It forms a junction between two or more neurons and helps nerve impulse pass from one neuron to the other. What occurs in synaptic gap? At a synapse, one neuron sends a message to a target neuron—another cell. […]
Is 2.4 GHz bad for your health?
Is 2.4 GHz bad for your health? Conclusion: Long-term exposure of 2.4 GHz RF may lead to adverse effects such as neurodegenerative diseases originated from the alteration of some miRNA expression and more studies should be devoted to the effects of RF radiation on miRNA expression levels. What does a higher vibration feel like? The […]
What is the best example of producer?
What is the best example of producer? One example of producers found in food chains include plants. They use photosynthesis to make their own food. Examples of plants include trees, grass, moss, flowers, and weeds, to name a few. What’s an example of producer? Diatom Is a cow a secondary consumer? In an ecosystem’s food […]