Cycling,walking along a straight path and picking up of pencil are controlled by which part of brain

Involuntary actions are controlled by which part of brain

Which part of brain control the heart and breathing?

A drunk person has ill effects the earliest on which part of the brain?

Which part of the brain controls the heart?

A car A is travelling on a straight level road with a uniform speed of 60 km/h. It is followed by another car B which in moving with a speed of 70 km/h. When the distance between then is 2.5km, the car B is given a deceleration of 20km//h^2 . After how much time will B catch up with A

A particle moving along a straight line path reverses its direction of motion twice. What can we say about the nature of its acceleration?

Which part of brain controls heart beat?

Answer the following questions: A magnetic field that varies in magnitude from point to point but has a constant direction (east to west) is set up in a chamber. A charged particle enters the chamber and travels undeflected along a straight path with constant speed. What can you say about the initial velocity of the particle?

A girl riding a bicycle along a straight road with a speed of 5 ms^-1 throws a stone of mass 0.5 kg which has a speed of 15 ms^-1 with respect to the ground along her direction of motion. The mass of the girl and bicyle is 50 kg. Does the speed of the bicycle change after the stone is thrown? What is the change in speed, if so?