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Worksheets

Semester One Review

Total questions: 29

Worksheet time: 17mins

Name
Class
Date
1.

Subatomic particles with a negative charge.

a)

electrons

b)

neutrons

c)

protons

d)

quarks

2.

Subatomic particles found on the outermost shell.

a)

electrons

b)

protons

c)

neutrons

d)

atoms

3.

Subatomic particles with a positive charge.

a)

neutrons

b)

ions

c)

electrons

d)

protons

4.

Value representing the number of protons in an element.

a)

electrons

b)

atomic mass

c)

atomic number

d)

mass number

5.

Where are electrons likely to be found as they travel around the nucleus?

a)

nucleus

b)

within a proton

c)

electron cloud

d)

within the neurton

6.

Arrangement of elements organized by atomic number.

a)

electron cloud

b)

element table

c)

periodic table

d)

none of these

7.

What is the atomic number?

a)

35

b)

17

c)

18

d)

52

8.

The vertical (up and down) columns in the Periodic Table are called

a)

groups

b)

periods

c)

towers

d)

atomic numbers

9.

Elements in the same group have the same...

a)

properties

b)

number of electrons

c)

nucleus

d)

atomic number

10.

How many nuetrons does calcium have?

a)

20

b)

60

c)

40

d)

0

11.

What families are on the left side of the periodic table?

a)

transition metals

b)

alkali metals

c)

alkaline earth metals

d)

metaloids

12.

What is one way neutrons are different from electrons?

a)

neutrons have a negative charge and electrons have a positve charge

b)

electrons are inside the nucleus and neutrons re outside the nucleus

c)

neutrons have no charge, while electrons have a negative charge

d)

both are in the nucleus

13.

How many protons and electrons does chlorine have?

a)

17

b)

35

c)

35.452

d)

18

14.

What is the atomic number for chlorine?

a)

35

b)

17

c)

18

d)

52

15.

Matter will change state when enough energy (heat) is added to, or removed from, the molecules.

a)

true

b)

false

16.

What is the equation for calculating final temperature when equal masses of a liquid are mixed?

a)

cal = m x ΔTcal\ =\ m\ x\ \Delta T

b)

Tf=  T1 - T22Tf=\ \frac{\ \text{T1 - T2}}{\text{2}}

c)

ΔT = Tf  Ti\Delta T\ =\ Tf\ -\ Ti

d)

ΔT = cal x m\Delta T\ =\ cal\ x\ m

17.

What is the equation for calculating heat energy transfer?

a)

cal = m x ΔTcal\ =\ m\ x\ \Delta T

b)

Tf=  T1 - T22Tf=\ \frac{\ \text{T1 - T2}}{\text{2}}

c)

ΔT =Tf  Ti\Delta T\ =Tf\ -\ Ti

d)

ΔT = cal x m\Delta T\ =\ cal\ x\ m

18.

The temperature on Sunday was -15o C. The temperature on Monday was 12 degrees less than the temperature on Sunday. What was the temperature on Monday? 

a)

-27o C

b)

27o C

c)

-3o C

d)

3o C

19.

If it is 85 degrees in California and -4 degrees in Nebraska, how many degrees warmer is it in California? 

a)

-89

b)

81

c)

89

d)

-81

20.

In Buffalo, New york, the temperature was -14°F in the morning. If the temperature dropped 7°F, what is the temperature now?

a)

-7°F

b)

21°F

c)

-21°F

d)

-7°F

21.

A student mixed 30 mL of water at 15oC and 30 mL of water at 55 oC.

What is the final temperature of the water?

Include Units in your answer

(a)  

22.

A student heated 50 mL of water from 0ºC to 60ºC. How much energy did she use to heat the water?

(a)  

23.

Select the temperature.

a)

54°C

b)

12°C

c)

20°C

d)

60°C

24.

Which temperature is about 25° Celcius?

a)

Blue

b)

Green

c)

Blue and Green

d)

Red

25.

What tool do we use to measure temperature?

a)

thermometer

b)

ruler

c)

balance

d)

magnifying glass

26.

What happens to a substance when it changes from a liquid to a solid?

a)

it gains mass

b)

it loses mass

c)

it gains energy

d)

it loses energy

27.

If you want to change liquid water into a gas you must:

a)

remove it from the water

b)

add heat to the water

c)

apply pressure to the water

d)

add chemicals to the water

28.

What is the atomic mass for calcium chloride CaCl2?

(a)  

29.

What is the chemical formula for ammonia?

(a)