11/11/22

plssss someone helppppppp asap!!!!!-thank you to whoever dose.
At a particular restaurant, each mini hotdog has 70 calories and each pizza roll has 50 calories. A combination meal with pizza rolls and mini hotdogs is shown to have 1190 total calories and twice... more
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10/31/22

Two people are pulling on a sign with strings.
two people (person A and B) are pulling on a sign with strings. Person A is pulling with a force of 5N at an angle of 100° from the positive x-axis and person B is pulling with a force of 2N at an... more
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10/27/22

Ultrasound probes can resolve structural details with sizes

Ultrasound probes can resolve structural details with sizes approximately equal to the wavelength of the ultrasound waves themselves. What is the size of the smallest feature observable in human... more
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10/25/22

velocity can either be positive or negative, depending on the direction of the displacement. the (change t), is always positive. why?
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