How much force is required to accelerate a 2 kg mass at 3 m/s2

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) .

An object has a weight of 500 on earth what is the mass of this object

Carbon 14 is a naturally occurring stable