Apparent weight. A superhero of mass 75 kg stands on a bathroom scale in an elevator. Find the reading on the scale if the elevator: a) moves upwards at constant speed of 3 m/s. b) moves downwards at constant speed of 3 m/s. c) moves upwards and speeds up at a rate of 3 m/s2 d) moves upwards and slows down at a rate of 3 m/s

b. lifting dumbbell weight at 20-degree angle from the body after a 45-degree angle

myth. it was once thought that animals, including cats and dogs, could only see in black and white. however, scientists have proven this to be a myth. in all animals, including humans, the perception of colour is determined by the presence of cells in the eye called cone photoreceptors.

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).

at right angles to each other