how much heat energywill b needed to change the temperature of 275g of parrafin oil by 75k. specific heat capacity of paraffin oil is 2130jkgk

5. A 30.0-g rifle bullet traveling 185 m/s embeds itself in a 3.15-kg pendulum hanging on a 2.85-m-long string, which makes the pendulum swing upward in an arc. Determine: a. The vertical component of the pendulum's maximum displacement. (10pts) b.

A box is pushed 40 m by a mover. the amount of work done was 2,240 J. How much force was exerted on the box

A skateboarder, starting from rest, rolls down a 10.9-m ramp. When she arrives at the bottom of the ramp her speed is 6.74 m/s. (a) Determine the magnitude of her acceleration, assumed to be constant. (b) If the ramp is inclined at 26.

A gas sample has a volume of 0.225 L with an unknown temperature. The same gas has a volume of 0.180 L when the temperature is 35 ∘C, with no change in the pressure or amount of gas.

In free fall the object with less air resistance falls with a greater acceleration

Which way does wind blow, A. horizontally, B. Only from east to west, C. Only from West to east, D. vertically

If you were asked how to evaluate scientific evidence, what would you would want to include in your answer?

What caused the slope to change around 1905 and 1906?

What are sound waves

Technician A says if a system fails to alter dwell when it should, the ignition control module needs to be adjusted to correct dwell timing.