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Fundamental Science 1st Quarter Benchmark (part 2)
Test Description: This will help prep for the BM Exam #1
Instructions: Answer all questions to get your test result.
1) Which of the following is equal to 5,800,000,000?
A
5.8 x 10 9th power
B
5.8 x 10 -9th power
C
58. x 10 8th power
D
5.8 x 10 8th power
2) Express 2602 in scientific notation
A
2.602 x 10 3rd power
B
26.02 x 10 2nd power
C
26.02 x 10 -2nd power
D
2.602 x 10 -3rd power
3) Express 4.5 x 10 -3rd pwer in standard form.
A
0.00045
B
0.0045
C
4500
D
45,000
4) Express .000304 in scientific notation
A
304 x 10 6th power
B
3.04 x 10 4th power
C
30.4 x 10 -5th power
D
3.04 x 10 -4th power
5) How many significant figures are in the number 0.0650?
A
2
B
4
C
3
D
5
6) How many significant figures are in the number 360,000
A
4
B
6
C
3
D
2
7) How many significant figures are in 5600900 ?
A
3
B
5
C
7
D
none of the above
8) 25) How many Significant Figures are in the number 2908 ?
A
1
B
3
C
2
D
4
9) Accuracy is judged by:
A
How big the number is in the answer
B
The precision of the tool used for measurement
C
How close a measurement is to the other trial measurements
D
How close a measurement is to the actual value.
10) Anything that has mass and takes up space
A
Matter
B
Gas
C
Solid
D
Liquid
11) The smallest particle of a specific substance formed from the bonding of two or more atoms.
A
Molecule
B
Atom
C
Mixture
D
Element
12) Substance made of one kind of atom.
A
Compound
B
Element
C
Molecule
D
Substance
13) Which atomic model is the most recent?
A
Bohr
B
Rutherford
C
Einstein
D
Electron Cloud
14) How many total Fe atoms are in the substance 3 Fe2O3?
A
6
B
3
C
9
D
2
15) How many total H atoms are in the substance C4H9OH?
A
1
B
10
C
15
D
9
16) Which is the chemical formula for: 2 molecules containing 1 Carbon, 3 Oxygen, and 2 Hydrogen?
A
2 C3O2H
B
CO3H22
C
2 CO3H2
D
C2O6H4
17) A pure substance has to be either...
A
Liquid or Gas
B
Mixture or compound
C
Heterogeneous or homogeneous
D
Element or compound
*select an answer for all questions
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