Download EQUATIONS are always given to you. The first unit uses these ones

Name: ________________________Hr.____
EQUATIONS are always given to you. The first unit uses these ones:
m = y2-y1
a2 + b2 = c2
x2-x1
sin θ = opposite
cos θ = adjacent
tan θ = opposite
hypotenuse
hypotenuse
adjacent
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TARGET #1- I UNDERSTAND AND CAN USE OF SCIENTIFIC NOTATION.
Put the following numbers in scientific notation.
1. 7,542
_______________
2. 0.00800 _______________
3. 100,000 _______________
Expand the following numbers.
4.
7.4 x 10-3
______________
5.
1.0248 x 10-2 ______________
6.
6.123 x 103 _______________
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TARGET #2- UNDERSTANDING METRIC AND METRIC CONVERSIONS
Conversions you will need to have memorized by the first physics quiz.
LENGTH
1 km = ________ m
1 m = ________ cm
1 m = _______ mm
1 cm = _______ mm
1 inch = ______ cm
1 mile = _______ km
1 mile = _______ m
MASS
1 kg = ________ g
1 kg = ________ lbs.
VOLUME
1 L = _________ mL
Order the following metric prefixes from the smallest to the largest.
7. milli, mega, centi, kilo: ________________________________________________
Perform the following conversions. You must show your work all in one step for full credit!
8. 10,200 m = ____________ mi
9. 4.00 x 105 m = ____________ mm
10. 46 kg = _____________ lbs.
12. 23 mm = __________ cm
13. 40 miles = ______________ km
13. 3 miles = ___________ cm
14. 43 inches = ______________meters
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TARGET #3- I CAN SOLVE FOR X OUT OF BASIC EQUATIONS.
Solve the following equations for x.
15. 4 x = 3
16. 4x + 5 = 11
17. 3x = 4
5 7
18. 1 x - 2 = 7
4
19.
5x = 3
4
20.* 20 m/s = x_
5 sec.
*Make sure to include the correct unit on your answer.
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TARGET #4 -I UNDERSTAND GRAPHS OF LINEAR RELATIONSHIPS.
Graphing
21. a. Graph the following points on the grid provided.
x
y
1
5
2
10
3
15
4
20
b. Calculate the slope.
c.
Find the equation of the line.
22. The following ordered pairs could be used to form a line: (0, 2) (1, 8) (2, 14) (3, 20) (4, 26)
a. Find the slope of the line that includes the all of the points above. ______________
b. What is the value of y when x = 4? ____________
c.
What is the value of x when y = 0? ____________
d. Write the equation of the line in y = mx+ b form. _______________________
23. Sketch a graph and give a real-life example of each type of relationship.
a. direct relationship
b. an indirect or inverse relationship
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TARGET #5- I UNDERSTAND BASIC TRIGONOMETRY.
Trigonometry
24. Use the triangle below to answer the questions.
12.5 cm
7 cm
*
Make sure your calculator is in
degree mode in physics!
A
b
a. Find the length of side b.
b. Find angle A in degrees.
c. What is the cosine of angle A?
Use the following triangles for questions 25-28 below.
I
II
6.4 cm
4 cm
A
3 cm
5 cm
B
C = 30o
III
c
a
6 cm
B
b = 2 cm
25. For triangle I above, what is the angle A? _________________________________
26. For triangle I above, what is the cosine of angle A? ___________________________
27. For triangle II above, what is angle B? _______________________________
28. For triangle III above, what is side a?____________________________________
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