What is the displacement if Ray runs 30ft north, 30ft west, and then 30ft south.

What is the speed of sound in dry air if th e temperature is 46°C?

Water can be described in a variety of ways. Which of the following statements describes a chemical property of water? A. At room temperature, water has an approximate density of 1 g/mL. B.

What are physical and chemical properties of a raft that are important

What part of the Milky Way allows for determination of its rotational direction? A. Celestial body B. Galactic body C. Galactic disk D. Two long tails

The rocket-driven sled Sonic Wind No. 2, used for investigating the physiological effects of large accelerations, runs on a straight, level track 1070 m (3500 ft) long. Starting from rest, it can reach a speed of 224 m/s (500 mi/h) in 0.900 s.

When energy is transformed, the amount of usable energy?

If an object weighs 39.2 n on earth, what is its mass

What happens when pressure is applied to a solid.

A box of mass 1 kg is hung from a spring scale. The reading on the spring scale is approximately 10N. What would be the reading on the spring scale if a box of mass 5 kg is hung from it? (Assume acceleration due to gravity to be 10 m/s2.

under what conditions could the angular momentum of the closed system of isolared student, stool, and masses change