Under constant acceleration the average velocity of a particle is half the sum of its initial and final velocities. Is this still true if the acceleration is not constant? Explain.

If you see an emergency vehicle approaching either from the front or rear you should: Stop right where you are Speed up and out run the emergency vehicle Pull over to the curb and stop Let the vehicle pass then match their If you see an emergency

When an electric circuit operates, a buzzer makes a sound. What happens to the electric charges in this circuit? The electric charges move from the energy source and are used up at the switch.

A proton and an alpha particle are momentarily at rest at a distance r from each other. They then begin to move apart. Find the speed of the proton by the time the distance between the proton and the alpha particle doubles.

When you're listening to FM radio near buildings, reflections of the radio wave can make the reception particularly bad in certain locations. How can you compare this effect to the problem of uneven cooking in a microwave oven?

What causes diffraction that results in a fuzzy glow around a full moon

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.