MCAT Flashcards
(64 cards)
0
Q
1/5 in decimal
A
0.2
1
Q
1/8 in decimal
A
0.125
2
Q
11 squared
A
121
3
Q
12 squared
A
144
4
Q
13 squared
A
169
5
Q
14 squared
A
196
6
Q
15 squared
A
225
7
Q
Change 24/45 to a decimal
A
0.53
8
Q
Estimate the square root of 75?
A
8.66
9
Q
Estimate the decimal equivalent for 3/13
A
0.23
10
Q
Estimate the square root of 120
A
10.9
11
Q
Change 2/7 to a decimal
A
0.28
12
Q
Estimate the decimal equivalent of 16/3
A
5.33
13
Q
Estimate the cube root of 25?
A
2.9
14
Q
What do you do with the exponent when performing multiplication of numbers in scientific notation?
A
Add the exponents
16
Q
What do you do with the exponent when performing division of numbers in scientific notation?
A
Subtract the exponents
16
Q
sin 0˚
A
0
18
Q
sin 0º
A
0
19
Q
sin 30º
A
1/2
20
Q
Sin 45º
A
Square root of 2 over 2
21
Q
sin 60º
A
Square root of 3 over 2
22
Q
sin 90º
A
1
23
Q
cos 0º
A
1
24
Q
cos 30º
A
Square root of 3 over 2
25
cos 45º
Square root of 2 over 2
26
cos 60º
1/2
27
cos 90º
0
28
Square root of 2 (decimal)
1.4
29
Square root of 3 (decimal)
1.7
30
Square root of 2 over 2 (decimal)
0.7
31
Square root of 3 over 2 (decimal)
0.9
32
tanθ = ?
sinθ/cosθ
33
Area of a circle
A = πr^2
34
sin^2(x) + cos^2(x) = ?
1
35
How do you raise something in scientific notation to a power?
ex. (1x10^10)^2
You multiply the exponents.
answer: 1x10^20
36
What do you do when you take the square root of a number in scientific notation?
Take the square root of the mantissa then divide the exponent by 2. If the exponent is odd, adjust it to an even number, then do the above stated method.
37
Circumference of a circle
C = πd (or) 2πr
38
Area of a triangle
A = 1/2 bh
39
Volume of a sphere
V = 4/3 πr^3
40
Surface area of a sphere
SA = 4πr^2
41
Pythagorean theorem
A^2 + B^2 = C^2
42
All angles in any triangle must add up to ______ ?
180º
43
Convert from degrees to radians?
π radians = 180º (or)
| 2π radians = 360º
44
There are approximately ___ radians in one circle?
6
45
If there are are ≈6 radians in one circle, and something is rotating at 12 rad/s, how many revolutions per second is it making?
2 revolutions per second
46
deci-
10^-1
47
centi-
10^-2
48
milli-
10^-3
49
micro-
10^-6
50
nano-
10^-9
51
pico-
10^-12
52
femto-
10^-15
53
deca-
10^1
54
hecto-
10^2
55
mega-
10^6
56
giga-
10^9
57
tera-
10^12
58
650nm = ?
650x10^-9 meters
59
700Mw
700x10^6 W
60
If two variables are on the same side of the equation and on the same side of the division line, then they are __________ related.
inversely
61
If two variables are on the same side of the equation and on different sides of the division line, they are __________ related.
directly
62
If two variables are on opposite sides of the equation and on the same side of the division line, they are _________ related.
directly
63
If two variables are on opposite sides of the equation and on different sides of the division line, they are __________ related.
inversely
64
Should you round EVERYTHING in the MCAT.
YES
