Un automóvil marcha a 60 km/h durante 2 minutos, a continuación va a 80 km/h durante 8 minutos y finalmente a 120 km /h durante 6 minutos. Calcule la distancia total en metros que recorrió el automóvil.

Awheel rotates without friction about a stationary horizontal axis at the center of the wheel. a constant tangential force equal to 82.0 n is applied to the rim of the wheel. the wheel has radius 0.150 m . starting from rest, the wheel has an angular speed of 12.8 rev/s after 3.88 s. what is the moment of inertia of the wheel?

True or false when elements combine to form a mixture, the resulting chemical properties may be very different from those of the elements that make it.

When you jump from an elevated position you usually bend your knees upon reaching the ground. by doing this, you make the time of the impact about 10 times as great as for a stiff-legged landing. in this way the average force your body experiences is a) less than 1/10 as great. b) more than 1/10 as great. c) about 1/10 as great.d) about 10 times as great.