Physics Why does bleeding occur through the nose in high mountainous regions ? The blood pressure of a person increases at high altitudes The blood pressure fluctuates and finally decreases drastically The pressure at high altitudes is greater than that on the plains The pressure of blood in capillaries is greater than the outside pressure The blood pressure of a person increases at high altitudes The blood pressure fluctuates and finally decreases drastically The pressure at high altitudes is greater than that on the plains The pressure of blood in capillaries is greater than the outside pressure ANSWER DOWNLOAD EXAMIANS APP
Physics Echolocation is an adaptation bats use to Hunt insects in flight All of these Locate flowering plants Find warm places for hibernation Hunt insects in flight All of these Locate flowering plants Find warm places for hibernation ANSWER DOWNLOAD EXAMIANS APP
Physics The spring constant of a spring depends on its Thickness, its diameter and its material Length and its diameter Length only Material only Thickness, its diameter and its material Length and its diameter Length only Material only ANSWER DOWNLOAD EXAMIANS APP
Physics A star appears twinkling in the sky because of Diffraction of light by atmosphere Scattering of light by atmosphere Refraction of light by atmosphere Reflection of light by atmosphere Diffraction of light by atmosphere Scattering of light by atmosphere Refraction of light by atmosphere Reflection of light by atmosphere ANSWER DOWNLOAD EXAMIANS APP
Physics When a running car stops suddenly, the passengers tends to lean forward because of: Gravitational force Inertia of motion Inertia of rest Centrifugal force Gravitational force Inertia of motion Inertia of rest Centrifugal force ANSWER DOWNLOAD EXAMIANS APP
Physics Which best describes how air moves during convection? Cool air is replaced by warm air Air always falls down Cool air falls down Warm air falls down Cool air is replaced by warm air Air always falls down Cool air falls down Warm air falls down ANSWER DOWNLOAD EXAMIANS APP
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