Multiple Choice Question Two cars are approaching an intersection at constant speeds as shown. What velocity will car B appear to have to an observer in car A?

Long Question B: subpart Select the correct number of unknown variables for the system of equations. Choose the appropriate answers from the dropdown menus below.

Multiple Choice Question Marble A is placed in a hollow tube and the rube is swung in a horizontal plane causing the marble to be thrown out. As viewed from the top, which of the following choices best describes the path of the marble after leaving the tube?

Multiple Choice Question Blocks A and B are released from rest as shown. Neglecting friction, the normal force between block A and the ground is: 

Long Question B: subpart What are the kinetic equations for the block ()? Choose the appropriate answers from the dropdown menus below.

Long Question A: subpart Determine the radial component of the acceleration at point A. Note that the sign of the answer is important.

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Consider the following expression: Step 1: The given expression is a polynomial.  Determine the type of polynomial.  This polynomial is a .    Step 2: Determine the degree and the leading coefficient of the polynomial.  This polynomial is degree and so the leading coefficient should be . 

Multiply the polynomials using the distributive property and combine like terms.  Write your answer using the “Insert Equation Tool”.   Answers must be typed with the equation tool in order to be graded.       

Reduce the given rational expression to lowest terms.