My teacher doesnt explain questions, simply says..\"read your book\" Help please

Question

My teacher doesnt explain questions, simply says.."read your book" Help please!!

1.) Which of the following is a physical quantity that has both magnitude and direction? a.vector b.scalar c.resultant d.frame of reference

2.)In the free body diagram below, which of the following is the net vertical force acting on the balloon? (the diagram is of a balloon with an arrow up and down straight vertical through labeled as 5120 N and 4050 N next to the base of the ballon*where the people sit*. There is also a horizontal line through the vertical line in the middle of the balloon. The left of the line is labeled 1520 N and the right of the line is labeled 950 N.) a.4050 N upward b.5120 N upward c. 1070 N upward d. 9170 N upward

Thank you so much!! God bless!:)

Explanation / Answer

1 a.vector

2. Vertical force = up - down = 5120 - 4050 = 1070 N upward

c is the answer

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