What happens when a sound wave encounters an obstacle in its path?
A sound wave’s wavelength allows it to pass through objects.
Sound waves bend around the corners of obstacles.
Sound waves can easily pass through any object.
A sound wave’s amplitude allows it to move around objects.
Answers: 3
Physics, 21.06.2019 21:40
Achemistry student needs of 40ml diethylamine for an experiment. by consulting the crc handbook of chemistry and physics, the student discovers that the density of diethylamine is 0.7 . calculate the mass of diethylamine the student should weigh out. round your answer to significant digits.
Answers: 1
Physics, 22.06.2019 07:00
The cerebellum controls? thirst sensations sleep-wake cycles hand-eye coordination heart rate and pulse
Answers: 1
Physics, 22.06.2019 17:30
Aball thrown by ginger is moving upward through the air. diagram a shows a box with a downward arrow. diagram b shows a box with an upward arrow. diagram c shows a box with a downward and upward arrow equal in size. diagram d shows a box with a downward and upward arrow with the downward arrow larger in size. which force diagram represents the forces on the ball? you may neglect the effects of air resistance.
Answers: 3
Physics, 22.06.2019 17:40
The first-order reaction a→2b+c has rate constant 0.538 s−1. if the initial concentration of a is 0.867 mol l−1, what is the half-life of the reaction in seconds? remember to use correct significant figures in your answer (round your answer to the nearest hundredth). do not include units in your response.
Answers: 3
What happens when a sound wave encounters an obstacle in its path?
A sound wave’s wavelength allow...
Chemistry, 10.10.2020 14:01
English, 10.10.2020 14:01
Chemistry, 10.10.2020 14:01
Mathematics, 10.10.2020 14:01
History, 10.10.2020 14:01
Mathematics, 10.10.2020 14:01
Mathematics, 10.10.2020 14:01
Mathematics, 10.10.2020 14:01
English, 10.10.2020 14:01
Social Studies, 10.10.2020 14:01
Health, 10.10.2020 14:01