Free Printable T2Q1CH2526Review

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Worksheets

T2Q1CH2526Review

Total questions: 100

Worksheet time: 3hrs 5mins

Name

Class

Date

1.

The elements located to the left of the stair-step

a)

Metals

b)

Nonmetals

c)

Metalloids

d)

Gases

2.

The elements located along the stair-step

a)

Metals

b)

Nonmetals

c)

Metalloids

3.

The majority of the periodic table is made up of

a)

Metals

b)

Nonmetals

c)

Metalloids

d)

Noble gases

4.

This is the term used for a metal that is able to be hammered out or pressed

a)

Malleable

b)

Ductile

c)

Conductive

d)

Shiny

5.

Metals

a)

Anything that has volume and mass

b)

Elements that are typically solid, shiny, malleable, and good conductors of heat and electricity; includes most elements

c)

A substance whose electric conductivity falls between that of a conductor and an insulator; the foundation of modern electronics

d)

A characteristic that can be observed or measured without changing the substance

6.

Metalloids

a)

A physical property that describes the ability of a substance to transfer heat or electrical energy

b)

A material that does not conduct heat or electric current

c)

A table in which all the known elements are arranged by properties and are represented by chemical symbols

d)

Elements that have properties of both metals and nonmetals; sometimes referred to as semiconductors

7.

Nonmetals

a)

A table in which all the known elements are arranged by properties and are represented by chemical symbols

b)

Elements that are typically not shiny, not malleable, and poor conductors of heat and electricity; usually gases or brittle solids

c)

Elements that have properties of both metals and nonmetals; sometimes referred to as semiconductors

d)

Anything that has volume and mass

8.

If a material can easily be drawn into the shape of a wire, it is

a)

Ductile

b)

Magnetic

c)

Malleable

d)

Reactive

9.

Iron is a good conductor, malleable and magnetic. What type of element is Iron?

a)

Metal

b)

Nonmetal

c)

Metalloid

d)

Pretty

10.

The way a metal’s surface reflects light is called ________________.

a)

dull

b)

luster

c)

solids

d)

metal

11.

What does brittle mean?

a)

Breaks into pieces

b)

can be hammered into thin sheets

c)

No shine

d)

reflects light shiny

12.

John was observing the physical properties of elements in order to classify them as either a metal, nonmetal, or metalloid. The first element was dull, brittle, and did not conduct heat. What would its classification be?

a)

metal

b)

nonmetal

c)

metalloid

13.

Which of these is a property of metals?

a)

It's malleable

b)

It can't conduct electricity

c)

They are used in food

d)

It's very brittle

14.

How many sig figs are there in the following measurement?

100000000 km

a)

1

b)

9

c)

10

d)

8

15.

How many sig figs are there in the following measurement?

4004 grams

a)

1

b)

2

c)

3

d)

4

16.

How many sig figs are there in the following measurement?

0.000008 L

a)

1

b)

2

c)

6

d)

7

17.

How many sig figs are there in the following measurement?

0.0009009090000 g

a)

3

b)

10

c)

14

d)

13

18.

How many sig figs are there in the following number of grams?

4001.

a)

1

b)

3

c)

4

d)

2

19.

How many sig figs are there in the following measurement?

27000000 m

a)

2

b)

5

c)

8

d)

6

20.

How many sig figs are there in the following measurement?

5.00000008 g

a)

2

b)

6

c)

9

d)

7

21.

How many significant figures does the following measurement have: 0.998005 m

a)

9

b)

10

c)

6

d)

5

22.

Which of the following numbers has three significant figures?

a)

1014 m

b)

101 mm

c)

1000 s

d)

all of the choices

23.

All of the following have one significant figure except:

a)

100 cm

b)

0.0001 cm

c)

2 cm

d)

2.00 cm

24.

How many sig figs are there?
100.00

a)

1

b)

3

c)

4

d)

5

25.

7.2 x 10^3 in standard form is ________

a)

72

b)

720

c)

0.0072

d)

7,200

e)

72,000

26.

The half-life of Uranium is 2.5 x 10⁵ years. What is this in standard form?

a)

2500000

b)

250

c)

25000

d)

250000

27.

Write 4.83 x 10^-6in Standard Form.

a)

0.00048300

b)

0.00004830

c)

0.00000483

d)

0.000000438

28.

Mercury’s average distance from the sun is 57,190,000 km. What is the distance in scientific notation?

a)

5719 x 10⁴

b)

571.9 x 10⁵

c)

57.19 x 10⁶

d)

5.719 x 10⁷

29.

The thickness of a human hair can be about 6 x 10^-3 centimeters. Which shows this thickness in standard form?

a)

6000 cm

b)

0.06 cm

c)

0.006 cm

d)

0.0006 cm

30.

Which of the following in the LARGEST number?

a)

9 x 10⁶

b)

8 x 10¹⁰

c)

1.3 x 10¹²

d)

5.3 x 10³

31.

Change from standard form to scientific notation: 0.000398

a)

39.8 x 10^-5

b)

3.98 x 10^-5

c)

3.98 x 10^-4

d)

39.8 x 10^-6

32.

Change from standard form to scientific notation: 12,000,000

a)

12.0 x 10⁷

b)

0.12 x 10⁷

c)

1.2 x 10⁶

d)

1.2 x 10⁷

33.

7.82 x 10^-⁶ is an example of scientific notation. The exponent of -6 tells you your number will be very ________.

a)

Large

b)

Small

c)

Basic

34.

What is scientific notation?

a)

A long way to write really short numbers

b)

A short way to write really long numbers

c)

I don't know...

d)

None of the above

35.

Which number is the least in value

a)

5.0 x 10^-9

b)

5.0 x 10^-4

c)

5.0 x 10⁶

d)

5.0 x 10⁸

36.

Which of the following is correct scientific notation?

a)

20.35 x 10⁴

b)

.2035 x 10⁴

c)

2035⁴

d)

2.035 x10⁴

37.

How would you write 0.0005 in scientific notation?

a)

50 x 10⁵

b)

5 x 10^-4

c)

5 x 10^-3

d)

.5 x 10³

38.

The students measured length during a science experiment, they got 12 cm. But the actual measurement was 14.25 cm. What was the percent error?

a)

15.79%

b)

18.75%

c)

2.25%

d)

18%

39.

The deer population is estimated to be 17,600 in northern Illinois, but an actual count was 21,300. What is the percent error?

a)

21%

b)

17.37%

c)

17.4%

d)

21.02%

40.

Jessie estimates the weight of her cat to be 8 pounds. The actual weight of the cat was 10 pounds. Find the percent error.

a)

15%

b)

20%

c)

25%

d)

30%

41.

Zed went to the store and bought a bag of chips. He estimated there would be 350 chips in the package, but realized there were only 210 chips in that package. What was his percent error?

a)

35%

b)

67%

c)

85%

d)

92%

42.

The students measured length during a science experiement, they got 12 cm. But the actual measurement was 14.25 cm. What was the percent error?

a)

15.79%

b)

18.75%

c)

2.25%

d)

18%

43.

?

a)

High Accuracy & High Precision

b)

High Accuracy & Low Precision

c)

Low Accuracy & High Precision

d)

Low Accuracy & Low Precision

44.

A set of data are all close to each other, and they are close to the actual value. This set of data can be described as...

a)

accurate

b)

precise

c)

both precise and accurate

45.

This bullseye demonstrates...

a)

High Accuracy & High Precision

b)

High Accuracy & Low Precision

c)

Low Accuracy & High Precision

d)

Low Accuracy & Low Precision

46.

Describe the accuracy and precision of the image

a)

Accurate and Precise

b)

Accurate and not precise

c)

Not Accurate and Precise

d)

not accurate and not precise

47.

How close a measurement is to the accepted value is called..

a)

Accuracy

b)

Precision

c)

Significant

d)

Estimate

48.

Measurements: 24.9, 25.2, 25.1, 24.8

True Value: 25.0

These measurements are…

a)

Accurate, but not precise

b)

Precise, but not accurate

c)

Both precise and accurate

d)

Neither precise nor accurate

49.

Measurements: 2.5, 14.5, 10.1, 45.3

True Value: 25.0

These measurements are…

a)

Accurate, but not precise

b)

Precise, but not accurate

c)

Both precise and accurate

d)

Neither precise nor accurate

50.

Mr. Millhollan was shooting darts with Mr. Smiley over the weekend. Mr. Millhollan's shots from Round 1 are pictured here. How would you describe Mr. Millhollan's Dart Shooting Game?

a)

Precise, but not Accurate

b)

Accurate, but not Precise

c)

High Precision, High Accuracy

d)

Low Precision, Low Accuracy

51.

Mr. Millhollan's shots from Round 3 are pictured here. How would you describe Mr. Millhollan's Dart Shooting Game now?

a)

Precise, but not Accurate

b)

Accurate, but not Precise

c)

High Precision, High Accuracy

d)

Low Precision, Low Accuracy

52.

Mr. Millhollan's shots from Round 4 are pictured here. How would you describe Mr. Millhollan's Dart Shooting Game now?

a)

Precise, but not Accurate

b)

Accurate, but not Precise

c)

High Precision, High Accuracy

d)

Low Precision, Low Accuracy

53.

Jessie estimates the weight of her cat to be 8 pounds. The actual weight of the cat was 10 pounds. Find the percent error.

a)

15%

b)

20%

c)

25%

d)

30%

54.

How many minutes are in a school year, 190 days?

a)

269,000 minutes

b)

11,400 minutes

c)

16,156 minutes

d)

273,600 minutes

55.

What would be the final units of this problem?

a)

feet/minute

b)

yards/minute

c)

yards/second

d)

seconds/feet

56.

m stands for....

a)

millimeter

b)

meter

c)

centimeter

d)

Liter

57.

How many minutes are in four hours?

a)

175min

b)

280min

c)

240min

d)

325min

58.

How many significant figures: 153.0 mL

a)

1

b)

2

c)

3

d)

4

59.

Which of the following is a positively charged subatomic particle found in the nucleus of an atom?

a)

Electron

b)

Proton

c)

Neutron

d)

Quark

60.

Where are electrons of an atom found?

a)

Nucleus

b)

Electron Cloud

c)

Some are in the nucleus and some in the electron cloud.

d)

They are moving everywhere.

61.

Convert: 186.5 K to C

a)

-86.4 C

b)

-50 C

c)

-68.4 C

d)

180 K

62.

Convert: -45.9 C to K:

a)

227.1 K

b)

400 K

c)

0 K

d)

373 K

63.

Convert 273K to ^oC

a)

546 ^oC

b)

-273 ^oC

c)

0 ^oC

d)

0 K

64.

Convert

100^oC

to Kelvin

a)

$373\ K$

b)

$273\ K$

c)

$212\ K$

d)

$0\ K$

65.

Convert

450\ K

to Celsius

a)

$723^oC$

b)

$277^oC$

c)

$177\ ^oC$

d)

$623^oC$

66.

Convert

300\ K

to Celsius

a)

$573^oC$

b)

$37^oC$

c)

$27^oC$

d)

$600^oC$

67.

Convert

0^oC

to Kelvin

a)

$-273\ K$

b)

$273\ K$

c)

$32\ K$

d)

$-32\ K$

68.

Convert: 295.15 K to C

a)

-22 C

b)

22 C

c)

251.15 C

d)

-251.15 C

69.

Convert: 4 K to C

a)

-269.15 C

b)

269.15 C

c)

-278.15 C

d)

278.15 C

70.

Convert: -30 C to K

a)

243.15 K

b)

-303.15 K

c)

303.15 K

d)

-243.15 K

71.

Convert 25°C to Kelvin.

a)

273 K

b)

300 K

c)

25 K

d)

298.15 K

72.

What is the formula for density?

a)

density = mass x volume

b)

density = mass / volume

c)

density = mass + volume

d)

density = mass - volume

73.

Frank has an eraser. It has a mass of 4g, and a volume of 2cm³. What is its density?

a)

8 g/cm³

b)

2 g/cm³

c)

1/2 g/cm³

d)

24 g/cm³

74.

What is the volume of Object X?

a)

10.0 cm³

b)

15.0 cm³

c)

20.0 cm³

d)

25.0 cm³

75.

What is the volume of 150 grams of lead if it has a density of 11.3 g/cm³?

a)

13.3 g

b)

13.3 cm³

c)

.075 g

d)

1695 cm³

76.

Find the volume of this piece of brass.

a)

50 g

b)

10 cm

c)

6 cm³

d)

12 cm³

77.

Which box has a higher density?

a)

Box A

b)

Box B

c)

cannot be determined

d)

they are the same

78.

An irregularly shaped piece of gold was lowered into a graduated cylinder holding a volume of water equal to 17 ml. The height of the water rose to 20 ml. If the mass of the gold was 27 g, what was its density?

a)

9 g/mL

b)

10.5 g/mL

c)

6.5 g/mL

d)

8 g/mL

79.

What is the mass of a substance with a volume of 72.5 cm³ and a density of 0.94 g/cm³?

a)

68.15 g

b)

77.13 g

c)

62 g

d)

100 g

80.

The density of a material is 2 g/cm³. The volume is 24 cm³ . What is the mass?

a)

12 grams

b)

48 grams

c)

12 g/cm³

d)

48 g/cm³

81.

What is the volume of 150 grams of lead if it has a density of 11.3 g/cm³?

a)

13.3 g

b)

13.3 cm³

c)

.075 g

d)

1695 cm³

82.

An object has a volume of 6 cm³ and a mass of 42 g. What's it's density?

a)

7 g/cm³

b)

48 g/cm³

c)

42 g/cm³

d)

6 g/cm³

83.

Calculate the density in the following question: A flower pot has a mass of 95 g and a volume of 92 mL.

a)

1.03 g/mL

b)

0.97 g/mL

c)

1.01 g/mL

d)

0.99 g/mL

84.

A piece of copper has a mass of 89g and a volume of 10 cm3. What would be the density of the copper?

a)

0.89 g/cm3

b)

89 g/cm3

c)

8.9 g/cm3

d)

890 g/cm3

85.

Frank has a paper clip. It has a mass of 9g and a volume of 3cm³. What is its density?

a)

3 g/cm³

b)

1/3 g/cm³

c)

27 g/cm³

d)

39 g/cm³

86.

A block has a mass of 54g and a volume of 20cm3. What is the density of the block?

a)

74 g/cm3

b)

1080 g/cm3

c)

34 g/cm3

d)

2.7 g/cm3

87.

True or False: The density of a specific type of material never changes.

a)

True

b)

False

88.

Which units of measurement are used for volume?

a)

grams (g)

b)

centimeters (cm)

c)

grams/milliliter (g/mL)

d)

milliliter (mL)

89.

A diagram is provided. What is the volume of the block of metal?

a)

15 cm3

b)

50 cm3

c)

150 cm3

90.

Find the Celsius temperature equivalent to 72°F.

a)

35.8

b)

22.2

c)

161.6

d)

207.4

91.

Convert 103°F to Celsius (5/9 x (⁰F - 32))

a)

39°C

b)

394°F

c)

75°C

d)

39.4°C

92.

Using the formula 5/9 (℉-32), convert 110 ℉ to ℃.

a)

33

b)

23

c)

53

d)

43

93.

Convert 305 K to degrees Celsius

a)

32 ^oC

b)

578 ^oC

c)

112 ^oC

d)

68 ^oC

94.

Which temperature is equal to 20 K?

a)

-253°C

b)

-293°C

c)

253°C

d)

293°C

95.

Convert 98.6 degrees Fahrenheit to Celsius.

a)

36.5

b)

40.1

c)

38.2

d)

37

96.

a)

Student A

b)

Student B

c)

Student C

d)

Cannot be determined

97.

It is a measure of how close measurements come to each other when they are made in the same way

a)

Accuracy

b)

Precision

c)

Error

d)

Extrapolation

98.

Which measurement would you use to measure the

the mass of a grain of rice?

a)

kilometers

b)

centiliters

c)

milligrams

d)

kilograms

99.

Which student is the most ACCURATE?

a)

A

b)

B

c)

C

100.

A chemist measured the amount of caffeine in a new energy drink called FlipOUT to be 84.20 mg. The correct amount of caffeine is 87.10 mg. Calculate the percent error.

a)

9.6%

b)

3.4%

c)

3.3%

d)

0.033%

100 %

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