Tides occur in Ocean but not in Lake give reason​

Natural forces that can alter ecosystems include seasons and climate changes. t or f

What are similarities and differences of reflection, refraction, diffraction and absorption?

An important dimensionless parameter concerned with very high-speed flow is the mach number, defined as v/c, where v is the speed of the object such as an airplane or projectile, and c is the speed of sound in the fluid surrounding the object. for a projectile traveling at 1170 mph through air at 50 ˚f and standard atmospheric pressure, what is the value of the mach number?