Which region contains the alkaline earth metal family of elements? A, B, C or D?

Ahonda civic travels in a straight line along a road. its distance x from a stop sign is given as a function of time t by the equation x(t)= î± t2â î² t3, where î± = 1.53 m/s2 and î² = 5.50ã10â2 m/s3 .

Determine the amount of work done when a crane lifts a 100-n block form 2m above the ground to 6m above the ground

Aman throws a football straight into the air. as it rises, it slows down. which type of energy is the football gaining?