Types of sound

Source: creativespacetime

Download this A4 Printable writing aid - words that describe someone's voice I'm learning to write. Well, I should start that again. I'm learning to write a novel, and write it well. I found that I wa

Different sounds have different frequencies, but what’s the difference between high and low-frequency sounds? Learn more.

Sound facts & worksheets for kids. Includes lesson plans & study material resources. Available in PDF & Google Slides format. Great for school & home use.

Find out about the various types of waves. What types of waves are sound, electromagnetic, brain, seismic, mechanical, and surface waves.

Students use ultrasonic sensors and LEGO© MINDSTORMS© EV3 robots to emulate how bats use echolocation to detect obstacles. They measure the robot's reaction times as it senses objects at two distances and with different sensor threshold values, and again after making adjustments to optimize its effectiveness. Like engineers, they gather and graph data to analyze a given design (from the tutorial) and make modifications to the sensor placement and/or threshold values in order to improve the…

Teach students about sound devices with these ideas and activities.

How Sound Travels | NASA Online : The speed at which sound travels from one place to another depends upon the medium and how closely packed the molecules are in the matter.