forces F1 (east) and F2 are simultaneously applied to a 3.0kg mass. when F2 is east, a=5.0m/s² east and when F2 is west a=1.0m/s² east. Determine the magnitude of F1 and F2.

If the speedometer on a car indicates a constant speed, can you be sure the car is not accelerating? Explain

Which substance provides humans with their main source of energy? @4.4.8. A @1 / A) Food B) Carbon dioxide C) Water D) Cholorphyll

Explain what happens to the motion of a particle as a wave passes through a medium. How is the motion of the particles like the motion of a mass on a spring

A skydiver of mass 80.0 kg jumps from a slow-moving aircraft and reaches a terminal speed of 50.0 m/s. (a) What is her acceleration when her speed is 30.0 m/s? What is the drag force on the skydiver when her speed is

How to find acceleration with mass coefficient of friction and applied force

Gravitational force is a (n) ? A) attractive force B) repulsive force C) both an attractive and repulsive force D) neither an attractive or repulsive force

A damped harmonic oscillator loses 6.0% of its mechanical energy per cycle. a. by what percentage does its frequency (equation 14-20) differ from its natural frequency? b.

What element will form an ionic bond with carbon

State the condition for maximum current to be drawn from the cell

Anti-reflective coatings on lenses use thin-film interference to eliminate the reflection of a particular color. Suppose a glass lens (ng = 1.53) is covered with a thin film (nf = 1.31) to prevent green light (λ = 534 nm) from being reflected.