Four students are analyzing four different substances and recording their findings in this table. A 3-column table with 4 rows titled Properties of Substances. The first column titled substance has entries Leonna's substance, Xiao's substance, Blake's substance, Amir's substance. The second column titled definite shape has entries X, nothing, X, nothing. The third column titled definite volume has entries X, X, nothing, nothing. Which most describes this table?

Which of the following describes something an engineer would probably do first when developing new technology meant to reduce ocean pollution? o a. evaluate the benefits and challenges of using certain chemicals to purify water. o b. research new scientific findings in regard to ocean cleanup. o c. identify the need to reduce ocean pollution. o d. research what has been done in the past to clean up oceanic oil residue.

Which subatomic particle has a negative charge

As part of your daily workout, you lie on your back and push with your feet against a platform attached to two stiff springs arranged side by side so that they are parallel to each other. when you push the platform, you compress the springs. you do an amount of work of 79.0 j when you compress the springs a distance of 0.230 m from their uncompressed length. (a) what magnitude of force must you apply to hold the platform in this position? (b)how much additional work must you do to move the platform a distance 0.230 m farther? (c) what maximum force must you apply to move the platform a distance 0.230 m farther?