A65 kg archer, standing on frictionless ice, shoots a 110 g arrow at a speed of 110 m/s. what is the recoil speed of the archer?

Three point charges, two positive and one negative, each having a magnitude of 20 μc are placed at the vertices of an equilateral triangle (30 cm on a side). what is the magnitude of the electrostatic force on the negative charge

Which units can be used to measure length or distance? check all that apply. gram meter kilometer liter inch

To run the physics cart, the fan speed of the cart is manipulated. this is the (blank) variable. the cart accelerates due to the speed of the fan. acceleration is therefore the (blank) variable. a “constant” is a parameter that stays the same regardless of the variables. one parameter of the cart that is held constant is the (blank) .