Which formula can be used to calculate the horizontal displacement of a horizontally launched projectile?

x = vi (cos)

x = vi (cos) t

x = ayt

x = vxt

The amount of energy in a phonton of light is proportional to the what?

If the snowball takes 0.65 seconds to reach the smokestack, what is its velocity? 15 m Smokestack Knoll * 4.5 m Level ground 9.8 m/s 17 m/s 23 m/s O 6.9 m/s

How many significant figures do each of the following numbers have: (a) 214, (b) 81.60, (c) 7.03, (d) 0.03, (e) 0.0086, (f) 3236, and (g) 8700?

The location of the strongest magnetic force is the

What is an example of radiation? check all that apply

A student in her physics lab measures the standing-wave modes of a tube. The lowest frequency that makes a resonance is 20 Hz. As the frequency is increased, the next resonance is at 60 Hz. What will be the next resonance after this? A. 80 Hz B.

For a satellite to stay in orbit around Earth, it has to be moving forward very fast all the time. What force will make it fall to Earth if it goes too slowly?

A student hangs a balloon from a string then rubs it on their hair and releases it. They rub a second balloon on their hair then move it towards the hanging balloon the moving balloon moves away because ...

Plato and the Soul. A. Plato believed that our souls died with our physical bodies. B. Plato believes our souls were the shadows on the cave walls. C. Plato believed our souls did not exist.

A 1000 kg satellite and a 2000 kg satellite follow exactly the same orbit around the earth. What is the ratio F1/F2 of the gravitational force on the first satellite to that on the second satellite?