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Test 1 Standard Review 25-26

Total questions: 54

Worksheet time: 2hrs 39mins

Name
Class
Date
1.
Which of the following is NOT an example of chemical change?
a)
sour milk
b)
burning wood
c)
breaking a pencil
d)
rust
2.

Which of the following dimensional analysis set-ups, when solved, would give you the number of seconds in one week?

a)

A

b)

B

c)

C

d)

D

3.

Which of the following is a product of complete combustion?

a)

oxygen

b)

limewater

c)

cobalt chloride

d)

water

4.
What do we use limewater to test for?
a)

carbon dioxide

b)

water

c)

heat

d)

smoke

5.

Which of these is a physical property?

a)

Water is boiling in a beaker on the hot plate.

b)

The melting point of gold is 1064 degrees Celsius.

c)

Potassium will react with water violently.

d)

The iron fence is rusting.

6.

Syrup is on the bottom of this bottle because it is ________ than water.

a)

heavier

b)

lighter

c)

more dense

d)

less dense

7.

An eraser has a mass of 4 g and a volume of 2 cm3. What is its density?

a)
8 g/cm3
b)
2 g/cm3
c)
1/2 g/cm3
d)
24 g/cm3
8.

28.5 g of iron is added to a graduated cylinder containing 45.50 mL of water. The water level rises to the 49.10 mL mark, from this information, calculate the density of iron.

a)

0.626 g/mL

b)

0.580 g/mL

c)

7.92 g/mL

d)

0.927 g/mL

9.

What is the volume of the liquid? Be sure to record using correct sig figs.

a)
63.5 mL
b)
63 mL
c)
63.55 mL
d)
6 mL
10.

What is the volume of the liquid? Be sure to report using correct sig figs.

a)

48 mL

b)

48.2 mL

c)

48.25 mL

d)

4 mL

11.

What would be the best piece of equipment for measuring the mass of an item?

a)

beaker

b)

graduated cylinder

c)

measuring spoons

d)

balance

12.

What would be a unit for measuring mass?

a)

centimeters

b)

milliliters

c)

pounds

d)

grams

13.

Identify the reactant(s) and product(s) of the reaction.

a)

All three are reactants and none are products.

b)

Hydrogen and water are the reactants, and oxygen is the product.

c)

Water and oxygen are the reactants, and hydrogen is the product.

d)

Hydrogen and oxygen are the reactants, and water is the product.

14.

What unit should be in the denominator of the conversion factor?

a)

yards

b)

leagues

c)

feet

d)

fathoms

15.

How can you test for the presence of water?

a)

limewater

b)

cobalt chloride strips

c)

ethanol

d)

flaming splint

16.

We know that ____ is a ____ of combustion because when you cover a lit candle with a beaker, the candle will eventually go out.

a)

water; product

b)

oxygen; reactant

c)

carbon dioxide; product

d)

hydrocarbon; reactant

17.

*Which of the following are products of incomplete combustion, but not complete combustion? (choose all that apply)

a)

water

b)

carbon

c)

carbon monoxide

d)

hydrocarbon

18.

Which of these could be signs of a chemical change? (choose all that apply)

a)

color change

b)

formation of a precipitate

c)

density change

d)

shape change

19.

Which of these is an example of a chemical change?

a)

melting iron

b)

burning wood

c)

tearing paper

d)

boiling water

20.

_____ result in the formation of a new substance, but _____ do not.

a)

chemical changes; physical changes

b)

physical changes; chemical changes

c)

chemical properties; chemical changes

d)

physical properties; chemical properties

21.

Brianne is doing a lab where she receives a sample made of one of the materials listed on the chart. Her sample has a mass of 44.5 g and a volume of 3.9 mL. Which sample does she most likely have?

a)

gold

b)

mercury

c)

lead

d)

copper

e)

corn oil

22.
What is the volume of Spongebob Squarepants based on the displacement of the water in the graduated cylinder. 
a)

50.0 mL

b)

52.0 mL

c)

102.0 mL

d)

2.0 mL

23.

An irregularly shaped stone was lowered into a graduated cylinder holding a volume of water equal to 2.0 mL. The height of the water rose to 7.0 mL. If the mass of the stone was 25 g, what was its density?

a)

30. g/mL

b)

5.0 g/mL

c)

20. g/mL

d)

2.8 g/mL

24.
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
25.

Change the number back to standard form: 3.97  x  10-2

a)
0.000397
b)
0.0397
c)
0.0000397
d)
0.397
26.

How would you write 4.3756 x 104 in standard form?

(a)  

27.

How would you write 0.0005 in scientific notation?

a)

50 x 10-5

b)

5 x 10-4

c)

5 x 103

d)

.5 x 103

28.
Scientific Notation is made up of two number parts. The first part should be a number between 1 and 100.
a)
True
b)
False
29.

Which of the following numbers is written in scientific notation?

a)

20.35 x 104

b)

.2035 x 104

c)

2035 4

d)

2.035 x104

30.

Convert to scientific notation:


520,000,000

a)

52 x 107

b)

5.2 x 10-7

c)

5.2 x 108

d)

0.52 x 109

31.

Al represents which element?

a)

Arsenic

b)

Argon

c)

Aluminum

d)

Antimony

32.

Sc reprents which element?

a)

Tin

b)

Storium

c)

Sulfur

d)

Scandium

33.

The symbol for Nitrogen is...

a)

N

b)

Ni

c)

Nb

d)

Ne

34.

Na reprents which element?

a)

Scandium

b)

Sodium

c)

Serium

d)

Sulfur

35.

The symbol for Carbon is...

a)

Cl

b)

Cr

c)

C

d)

Ci

36.

The symbol for Chlorine is...

a)

Cl

b)

Cr

c)

C

d)

Ci

37.

K reprents which element?

a)

Krypton

b)

Kitrium

c)

potassium

d)

sodium

38.

Ar reprents which element?

a)

Argon

b)

Animally

c)

Rhodon

d)

Arsenic

39.

B reprents which element?

a)

Beryllium

b)

Boron

c)

Bromine

d)

Brazmozium

40.

The symbol for Beryllium is...

a)

Be

b)

b

c)

B

d)

Br

41.

Which answer best approximates the metric temperature reading on the thermometer?

a)

82.9 F

b)

86 C

c)

30 C

d)

30.0 C

42.

Read the graduated cylinder to the appropriate precision. Which answer is most appropriate?

a)

6.3 mL

b)

6 mL

c)

6.61mL

d)

6.31 mL

43.

What is the length of the screw?

a)

5.0cm

b)

5.1cm

c)

5.11cm

d)

51mm

44.

A piece of sand is very light but it sinks in water because...

a)

Sand is a solid.

b)

There is more water than sand.

c)

Sand is less dense than the water.

d)

Sand is denser than the water.

45.

An object should sink in a liquid if...

a)

It is denser than the liquid.

b)

It is less dense than the liquid.

c)

It is the same density as the liquid.

d)

It is larger than the liquid.

46.

Which of the following is an example of quantitative data?

a)

grey

b)

oily

c)

44.2oC

d)

Copper

47.

An observation made with your senses

a)

Qualitative observation

b)

Quantitative observation

c)

temperature

d)

conclusion

48.

Look at the picture. Which substance would be the least dense?

a)

Blue substance

b)

Orange substance

c)

Black substance

d)

Red substance

49.
Which box has a higher density?  
a)
Box A
b)
Box B
c)
cannot be determined
d)
they are the same
50.

Convert 62 miles/hour to feet/second

a)

5,456 feet/second

b)

.003 feet/second

c)

90.9 feet/second

d)

909 feet/second

51.

Convert 9,500 feet/year to inches/day

a)

2.2 inches/day

b)

312.3 inches/day

c)

3,123.4 inches/day

d)

31.23 inches/day

52.

What is the density of the object depicted in the graph?

a)

0.2 g/cm3

b)

5.0 g

c)

2 g

d)

5.0 g/cm3

53.
Which substance is the least dense? **Use the key 
a)
A
b)
B
c)
C
54.
What is the mass of this substance when occupying a space of 10ml?
a)
100 grams
b)
5 g/ml
c)
50 ml
d)
50 grams

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