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Unit 1 Test Prep

Test Description: Prepare for the upcoming conceptual physics unit 1 test.

Instructions: Answer all questions to get your test result.

1) The x-axis of a graph reads Time (s). What is the name of the variable?

Aseconds BTime Cdistance D(s)

2) The x-axis of a graph reads Time (s). What are the units?

AT Bseconds CTime Ddistance

3) The y-intercept of a line is

Ahow steep the line is Bwhere the line crosses the y-axis Calways at (0,0) Dthe y-value of a random point on the line

4) 450 cm is equivalent to how many m?

A4.5 B0.45 C4500 D50

5) A line goes through the points (2,1) and (5,16). What is its slope?

A-5 B5 C15 D3

6) Which of the following is TRUE about a line of best fit?

AIt must always have a positive slope BIt goes through the middle of where all the points are on the graph CIt must go through the point (0,0) DIt must hit all of the points on the graph

7) A line goes through points (2,10) and (4,2). What is the slope of the line?

A-4 B4 C8 D-2

8) What is the general equation of a line?

Ax=by+m By=mx+b C(y2-y1)/(x2-x1) D(x1, y1) and (x2, y2)

9) Why are the units paperclips, pencils, and tongue depressors not used by carpenters when they are building a house?

AThey are dangerous. Safer tools should be used. BThey are nonstandard measuring tools, so measurements might be different CThey are too short. A house needs longer tools to measure with. DCarpenters don't like office supplies.

10) 2.1m is equivalent to how many cm?

A21 B210 C0.21 D30

11) The independent variable goes on the

Aright Bx-axis Ctop Dy-axis

12) The dependent variable goes on the

Ay-axis Bright Cx-axis Dtop

*select an answer for all questions

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