3 Which of the following is not likely to be evidence of a chemical change?

A. a form of matter changes state

B. a substance emits beat and light

C. carbon dioxide, water, and ash are produced

D. the matter shows signs of rusting

Sonar is used to locate objects underwater by measuring the time it takes an ultrasound sound pulse to reflect back to the receiver. An oceanic depth-sounding vessel surveys the ocean bottom with ultrasonic sound that travels 1530 m/s in seawater.

What is the atomic mass of Jupiter?

Which phase of matter is made up of particles that are packed relatively close together, with an indefinite shape but a definite volume? gas liquid plasma solid?

To test the performance of its tires, a car travels along a perfectly flat (no banking) circular track of radius 130 m. The car increases its speed at uniform rate of at ≡ d |v| dt = 5.22 m/s 2 until the tires start to skid.

Which phenomenon occurs when an object absorbs wave energy that matches the object's natural frequency?

A container, partially filled with water, is resting on a scale that measures its weight. Suppose you place a 200 g piece of wood inside the container filled with water. What happens to the scale reading?

Which is the best analogy of a wave? -A wave is like building a ramp. -A wave is like shaking a hand. -A wave is like water rippling in a pond. -A wave is like knocking down a building.

you can produce a sound by plucking a string or by blowing in a pipe. how are these two ways of producing sound are similar

What would provide specific information about the materials in the equipment used in a certain experiment

The wavelength of sound wave is 30 m. Frequency is 7 Hz. What is the wave speed