In a longitudinal wave, what is the direction of the disturbance relative to the wave motion?

1. What theory did Dalton propose about the structure of matter?

At time t1 = 14 s, a car is located at 99, 80, 27 m and has velocity 4, 0, - 3 m/s. At time t2 = 18 s, what is the position of the car? (The velocity is constant in magnitude and direction during this time interval.)

A bullet is shot into a metal plate and comes to a stop. It experiences an impulse I. An identical bullet travelling at the same speed is shot into thick layers of cloth and comes to a stop. How does the second bullets impulse compare to the first?

The scale in April's bathroom reads her mass as being 45 kg. However, the label on the side of the box the scale came in says (in fine print) that it has a 3.0% uncertainty. What is the uncertainty in the scale, in kg?

How do air molecules enable sound to travel from a radios speaker to your ears

Water is most dense at 4 degrees Celsius. Since at this temperature 1 ml of water has a mass of 1 g. What is its density?

Leviticus 17:11: For the life of the flesh is in the blood: and I have given it to you upon the altar to make an atonement for your souls: for it is the blood that maketh an atonement for the soul.

Name the three strata of study within the study of kinesiology define each and provide examples

Which of the following describes the products of a chemical reaction? A. The original materials B. The chemicals on the right side of a chemical equation C. The chemicals on the left side of a chemical equation D. The substances that are changed

What does it mean when we say an atom has decayed?