1. Set frequency of wave generator to 5Hz.

2. Set amplitude of wave generator to 1cm.

3. Place the barriers 10cm from the wave generator.

4.

5. Sketch the diffraction pattern observed.

What should be step 4?

Which one of the following statements about sulfric acid is correct? A. Sulfric acid is a known muriatic acid B. Sulfric acid has little effects on metals C. Sulfric acid is dangerous to living organisms D. Sulfric acid is a strong oxidizing agent

Which diagram best illustrates what happens when electromagnetic waves strike a reflective material? A horizontal red curved line passes across a vertical black line labeled surface turning up as it crosses the black line.

Light travels 300,000,000 m/s, and one year has approximately 32,000,000 seconds. A light year is the distance light travels in one year. State the speed in m/s, using scientific notation.

The prediction of the outcome of scientific processes based on analysis.

When the source of a sound is moving it's speed increases

What two controls on a car causes a change in speed

What is the total resistance of the circuit shown below?

As a clinical chemist in charge of the testing of blood samples. You are required to mix a solution of sodium chloride with water in the ratio of 2:5.

A positively charged object will attract an object that has A. a negative charge B. a smaller positive charge C. no charge D. a larger positive charge

Whats the usefulness or inconvenience of frictional force by turning a door knob?