Which example possesses mechanical potential energy?. A. a taut guitar string. B. an oscillating pendulum. C. a roller coaster ride. D. a child on a swing. E. a speeding car

The red light from the ant passed into the lens As the light enters the lens, state what happens to 1. Its wavelength 2. Its frequency

If a bottlel filled with water 25c and freezes at - 5c the waters tempreture drop what is the sign of the systems q, w,ΔE

In general, what is true of the alpha star in a constellation?

A 664-turn circular-loop coil 18 cm in diameter is initially aligned so that its axis is parallel to Earth's magnetic field. In 3.5 ms the coil is flipped so that its axis is perpendicular to Earth's magnetic field. If an average voltage of 0.

What is a science naming convention

What force is needed to give a 0.25-kg arrow an acceleration of 196 m/s2? A. 0.25 N B. 49 N C. 196 N D. 748 N

When two or more pure substances are blended together the result is a?

10 PTS. A resistor has a value of 2.2 x 10⁵ Ω ± 20%. What is the range of possible values for this resistor?

Describe 3 uses of radioactivity isotopes

Two friends, barbara and neil, are out rollerblading. with respect to the ground, barbara is skating due south at a speed of 5.9 m/s. neil is in front of her. with respect to the ground, neil is skating due west at a speed of 1.4 m/s.