What is the relationship between the force and the period in a mass hanging on a spring oscillation and why?

Understanding the effect of any confounding variables on the dependent variable is important to the outcome of an experiment. T/F

A mixture in which one substance is uniformly distributed in another substance is called a

A car accelerates from 0 m/s to 30 m/s in 8 seconds. What was its acceleration?

A 1000 kg car traveling 20 m/s east experiences an impulse of 2000 Ns west. What is the final velocity of the car after the impulse has been applied?

Which organnele is like the brain of the cell

Suppose you place a ball in the middle of a wagon, and then accelerate the wagon forward. Describe the motion of the ball relative to the ground. - Describe its motion relative to the wagon.

Water is poured into a container that has a leak. The mass 'm' of the water is given as a function of time 't' by, m=5t^0.8 - 3t + 20, with t>=0, mass in grams and t in seconds a. at what time is the water mass greatest, and b.

Determine the mechanical energy of this object: a 1-kg ball sits on a 10-meter high cliff. A. The ball isn't moving, so the mechanical energy is zero B. 10 J C. 98 J D.

A proton that has a mass m and is moving at + 164 m/s undergoes a head-on elastic collision with a stationary carbon nucleus of mass 12m. the velocity of the proton after the collision is answer

what is the mass number in atomic mass units of an atom with 14 protons, 14 electrons, and 16 neutrons