Answer: W is nucleus, Y is Neutron, Z is proton, and X is electron
Explanation:
Friction is the force in which two objects collide with each other to Dollie down the object, surfaces such as oil and wood floors have less friction than surfaces such as carpet and grass. Brake pads are used to slow objects such as cars quickly so that it doesn't take 2 minutes for a 20 mph car to slow down naturally
Density = mass ÷ volume
Density = (3.1g) ÷ (0.35cm^3)
Density = 8.86g/cm^3
The atmosphere<span> can be </span>divided into<span> four </span>layers<span> based on temperature variations. The </span>layer<span> closest to the Earth is called the troposphere. Above this </span>layer<span> is the stratosphere, followed by the mesosphere, then the thermosphere.</span>
Pitch
Explanation:
The pitch of a sound wave is the perceived frequency of a sound wave.
The quality of sound that makes it discernible to the ear is the pitch.
- Sound wave is a longitudinal wave that is transmitted by series of rarefaction and compression.
- Pitch helps to distinguish between the different sound qualities.
- Pitch is how high or low sound is perceived.
learn more:
Pitch brainly.com/question/9772227
Sound wave brainly.com/question/2845448
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