35. (What is the average acceleration of a cheetah that starts at rest and 3s later is moving at a
speed of 27 m/s? Is the acceleration greater or
less than the acceleration of a $100,000 sports car
that can go from 0 to 60 mph in 4s?

For general projectile motion, when the projectile is at the highest point of its trajectory, its acceleration is zero? a)the horizontal and vertical components of its velocity are zero. b) its velocity is perpendicular to the acceleration. c)the horizontal component of its velocity is zero. d)its velocity and acceleration are both zero.

Starting with only the balmer series light (visible light), how could we ensure that the solar panels generate a current that mark can use for his power station? a)by gradually increasing the brightness (amount) of light that we shine on it. b)by gradually increasing the frequency of the light we shine on it. c)by gradually increasing the wavelength of the light that we shine on it.

How many times did thomas edison mess up the light bulb