Which statement about acids is true? A. Weak acids ionize completely. B. Acids turn red litmus paper blue. C. Acids conduct electricity when dissolved in water. D. Strong acids release hydroxide ions when dissolved in water.

A horizontal wire 1 m long carries 0.4 A and is oriented 30° N of W. The Earth's magnetic field runs due north at this location and is 1.5 x 10^-5 T in strength. What is the magnitude and direction of the magnetic force on the wire?

A car drives in a circle at a constant speed. Is the car accelerating? Why or why not?

A box is being pulled to the right. What is the magnitude of the Kinect frictional force?

Chef tom works in a very busy restaurant. he cooks for 100's of people each night. why chef tom would use a copper pot instead of an aluminum pot?

Two capacitors, C1 and C2, are connected in series across a source of potential difference. With the potential source still connected, a dielectric is now inserted between the plates of capacitor C1.

You measure a watch's hour and minute hands to be 7.4 mm and 12.1 mm long, respectively. Part A In one day, by how much does the distance traveled by the tip of the minute hand exceed the distance traveled by the tip of the hour hand?

Describe the possible long term impact of a catastrophic event

Calculate the mass defect of the helium nucleus 42He. The mass of neutral 42He is given by MHe=4.002603u.

A transparent film laminated to a fabric is identified in the study material as a. stretch fabric. b. PVC. c. a skin. d. two-faced fabric

Technician A says that all friction and steel plates in a clutch pack should be replaced during and overhaul. Technician B says that the automatic transmission fluid cooler should always be flushed when a unit is rebuilt or replaced.