practice questions for neet
QUESTIONS FOR NEET PREPARATION (answer key is provided at last ) Physics A car travels 100 meters in 5 seconds. Calculate its average speed. a) 10 m/s b) 20 m/s c) 15 m/s d) 25 m/s Explain Newton's Third Law of Motion with an example. a) For every action, there is an equal and opposite reaction. b) An object in motion stays in motion. c) Force equals mass times acceleration. d) Energy cannot be created or destroyed. Calculate the kinetic energy of a 2 kg object moving at a speed of 3 m/s. a) 9 J b) 12 J c) 18 J d) 27 J What is the gravitational force between two objects of masses 5 kg and 10 kg separated by a distance of 2 meters? a) 1.67 x 10^-10 N b) 8.34 x 10^-11 N c) 6.67 x 10^-11 N d) 3.34 x 10^-10 N A block of wood floats in water with 25% of its volume submerged. What is the density of the wood? a) 250 kg/m^3 b) 500 kg/m^3 c) 750 kg/m^3 d) 1000 kg/m^3 Chemistry Define the term "chemical equilibrium" and give an example. a) A state where reactants and products are i...