In which of the following cases is the acceleration zero?

A. a car increases its speed from 0 mph to 30 mph
B. a car decreases its speed from 15 mph to 5 mph
C. a car goes around a curve at a speed of 30 mph
D. a car backs out of a drive at 10 mph




D. a car backs out of a drive at 10 mph

Physics & Space Science

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Saturn's icy moon Enceladus

A) has an ancient, heavily cratered surface reminiscent of the Moon B) is small and irregular in shape like an asteroid C) has a smooth, icy surface criss-crossed with dark cracks D) has fountains of ice particles and water vapor spraying out from its surface

Physics & Space Science

Which of the following is not one of the three types of plate boundaries?

a. Diverging b. Converging c. Fault-block d. Transform

Physics & Space Science

The uncertainty principle states that a particle cannot be precisely localized

Indicate whether the statement is true or false

Physics & Space Science

The ______________ force binds atomic nuclei

Fill in the blank(s) with correct word

Physics & Space Science