DeSSA Science Grade 8 Practice Questions - Delaware System Of Student Assessments (DeSSA) Science - Grade 8 Exam

A student pushes a box across a rough floor at constant speed. Which statement about the horizontal forces is best?

The push force and friction are balanced, so net force is about zero There is a large net force forward because the box is moving Friction must be zero if the box moves Gravity is the only horizontal force on the box

Correct Answer:

The push force and friction are balanced, so net force is about zero

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