If an arrow is shot upward on mars with a speed of 52 m/s, its height in meters t seconds later is given by y = 52t − 1.86t2. (round your answers to two decimal places.) (a) find the average speed over the given time intervals.

This is what a calorimeter is used for simpler ex, to measure calories in food.

relationships are meaning less your heart will get broken.: (

Year  1936,  lehman predicted that the earths 'inner core' is solid. she observed that the seismic signals during her study were bent and did not pass through instead bouncing back. later it was confirmed that the earth's inner core was solid made up of nickel-iron and had a molten outer core.