An airplane travels down a runway for an acceleration of 9.0 meters per second squared after 4 seconds the airplane has a velocity of 36 m/s. what was the airplanes intial velocity

An object of dimensions 50 cm x 40 cm x 0.20 cm has a mass 60g. find its density in g/cm3 and kg/ m3

Work out sian speed for the first 30 minutes of her journey. give your answer in km/h.

Question 11 of 13 (1 point) jump to question: a stairway, ladder, or ramp must be present in excavations in which of the following situations? a. all trenches must have access/egress b. the trench is more than 15 feet wide but only 1 ½ feet deep c. the trench is more than 4 feet deep and the devices must be within 25 feet of all workers