1. the most suitable cutting process to use on ferrous metals such as straight carbon steel is

a. carbon arc cutting

b. oxyfuel cutting

C. powder cutting

d. plasma arc cutting

In which part of the scientific method would you make a prediction? experiment hypothesis analysis formation of question A statement that explains an observation and is supported by data is a scientific question hypothesis scientific theory bias

In gauss's law, to what does qencl refer?

The loudness l of a sound, measured in decibels, is given by l=10log10r, where r is the sound's relative intensity. suppose one person talks with a relative intensity of 10^6 or 60 decibels.

Select the correct answer. What is the first sign of dehydration? A. Increased thirst B. Increased dizziness C. decreased urine D. decreased endurance Next Reset

When the temperature of water increases from room temperature to 90C the process of heating the water is ... adiabatic exothermic isothermic endothermic all of the above

A bicyclist is in a 50-km race. She says she had an average velocity of 35. What is missing in the cyclist's velocity? A. units only B. units and distance C. direction only D. units and direction

Which one of the following statements concerning emf is true? A) Emf is the work done in moving the current from one terminal to the other of an emf device.

A fan is a complex machine? True or false?

Which force does not operate at a distance of 1 m? A. Weak nuclear O B. Electric C. Gravitational D. Magnetic

The deflection of alpha particles in rutherford's gold foil experiments resulted in what change to the atomic model?