What happens when a substance undergoes a physical change answer? ➡️A physical change is a change to the physical—as opposed to chemical—properties of a substance. They are usually reversible. ➡️Physical changes are changes affecting the form of a chemical substance, but not its chemical composition. ➡️In a physical change appearance or form changes, but substance […]
What is the primary function of a neuron?
What is the primary function of a neuron? The neuron is the basic working unit of the brain, a specialized cell designed to transmit information to other nerve cells, muscle, or gland cells. Neurons are cells within the nervous system that transmit information to other nerve cells, muscle, or gland cells. Most neurons have a […]
Could a volcano destroy the world?
Could a volcano destroy the world? Roughly every 100,000 years, there’s a supervolcano explosion somewhere in the world, the consequences of which can be fatal. If the volcano below Yellowstone National Park were to erupt, it would result in worldwide hunger and a volcanic winter (the cooling of the lower atmosphere). Can you survive a […]
Which type of exercise can be hard on the joints?
Which type of exercise can be hard on the joints? High impact exercise Which type of exercise is a good choice for an overweight person? If you’re overweight, focus on activities that put minimal stress on your joints, like walking, swimming, or water exercises. If the idea of 150 minutes of exercise every week sounds […]
What are the three main characteristics of sound?
What are the three main characteristics of sound? The basic properties of sound are: pitch, loudness and tone. Figure 10.2: Pitch and loudness of sound. Sound B has a lower pitch (lower frequency) than Sound A and is softer (smaller amplitude) than Sound C. What is nature of sound waves? introduction. Sound is a longitudinal, […]
What is the speed of a car that travels 700 km in 3 hours and 30 minutes?
What organ is the primary site of heat loss in the body?
Who owns the largest diamond mine in the world?
What happens to light when you increase the wavelength?
What happens to light when you increase the wavelength? An increase in frequency produces a proportional decrease in the wavelength of light with a corresponding increase in the energy of the photons that make up the light. Thus as frequency increases (with a corresponding decrease in wavelength), the photon energy increases and visa versa. What […]