Astronomers believe that Pluto was pulled into the Solar System by Neptune. The hypothesis is supported by the fact that Pluto and Neptune have a 3:2 orbital period ratio.

Answer the following statement true (T) or false (F)


True

Physics & Space Science

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Constant Acceleration Kinematics: Starting from rest, a dragster travels a straight 1/4 mi racetrack in 6.70 s with constant acceleration. What is its velocity when it crosses the finish line?

A. 269 mi/h B. 188 mi/h C. 296 mi/h D. 135 mi/h

Physics & Space Science

A solenoid consists of 100 circular turns of copper wire. Parts of three turns, A, B and C, are shown below.When a current flows through the coil,

A. both A and C are repelled by B. B. A is attracted to B; C is repelled by B. C. neither A nor C is attracted to or repelled by B. D. A is repelled by B; C is attracted to B. E. both A and C are attracted to B.

Physics & Space Science

A body of mass 1 kg is pushed across a horizontal table by a force of 1 N. The observed acceleration is 0.7 m/s2. The force of friction opposing the motion is ________ N.

Fill in the blank(s) with the appropriate word(s).

Physics & Space Science

What is meant by the "normal" to a surface?

a. a line perpendicular to the surface at a given point b. the angle between the surface and the light ray c. a line parallel to the surface at a given point d. the direction of a reflected ray

Physics & Space Science