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Fall Final Review

Total questions: 47

Worksheet time: 51mins

Name
Class
Date
1.
When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?
a)
Dependent
b)
Independent
c)
Control
d)
Compound
2.

When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the plant?

a)

Dependent

b)

Independent

c)

Constant

d)

Compound

3.

When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the growth?

a)

Dependent

b)

Independent

c)

Control

d)

Compound

4.

A constant in an experiment

a)

Is used to create a baseline to compare groups and assess the effect of that independent variable

b)

Is the variable that stays the same throughout the entire experiment

c)

Is the same as the independent and dependent variables

d)

Is not relevant in the experiment

5.

A control in an experiment

a)

Is used to create a baseline to compare groups and assess the effect of that independent variable

b)

Is the variable that stays the same throughout the entire experiment

c)

Is the same as the independent and dependent variables

d)

Is not relevant in the experiment

6.
a)
metric ruler
b)
Celsius thermometer
c)
graduated cylinders
d)
pan balances
7.
a)
beaker
b)
hot plate
c)
metric ruler
8.
Identify the equipment shown here:
a)
measuring cylinder
b)
conical flask
c)
beaker
d)
volumetric flask
9.

Identify the equipment shown here:

a)

beaker holder

b)

iron ring

c)

forceps

d)

test tube tongs

10.

What is measured with a graduated cylinder?

a)

mass (g)

b)

distance (m)

c)

weight (lbs)

d)

volume (mL)

11.
The water often curves down in a graduated cylinder. What is the scientific term for that curve?
a)
polarity
b)
water curve
c)
hypothesis
d)
meniscus
12.

Flammable materials, like alcohol, should never be dispensed or used near

a)

an open door

b)

an open flame

c)

another student

d)

a sink

13.

Approved eye protection devices (such as goggles) are worn in the laboratory

a)

to avoid eye strain

b)

to improve your vision

c)

only if you don't have corrective glasses

d)

any time chemicals, heat, or glassware is used

14.

If you do not understand a direction or part of a lab procedure, you should

a)

figure it out as you do the lab

b)

try several methods until something works

c)

ask the instructor before proceeding

d)

skip it and go on to the next part

15.

You are heating a piece of glass and now want to pick it up. You should

a)

use a rag or paper towels

b)

pick up the end that looks cooler

c)

use tongs

d)

pour cold water onit

16.

You have been injured in the laboratory (cut, burn, etc.). First you should

a)

visit the school nurse after class

b)

see the doctor after school

c)

tell the science instructor at once

d)

apply first aid yourself

17.

Long hair in the laboratory must be

a)

cut short

b)

held away from the experiment with one hand

c)

always neatly groomed

d)

tied back or kept entirely out of the way with a hair band, hairpins, or other confining device

18.

True or False: You can have more than one independent variable in an experiment?

a)

True

b)

False

19.

Which subatomic particle has a positive charge?

a)

proton

b)

neutron

c)

electron

d)

midichlorian

20.

Which subatomic particle has a negative charge?

a)

proton

b)

neutron

c)

electron

d)

cybertron

21.

Which subatomic particle as no charge, also known as a neutral charge?

a)

proton

b)

neutron

c)

electron

d)

chakra

22.

What is the center of an atom called?

a)

The headquarters

b)

The centrometer

c)

The hypothesis

d)

The nucleus

23.

The nucleus of an atom contains which subatomic particles?

a)

protons and electrons

b)

protons and neutrons

c)

electrons and neutrons

d)

protons, electrons, and neutrons

24.
What is the chemical symbol for the element hydrogen
a)
H
b)
He
c)
h
d)
he
25.
What is the chemical symbol for the element Silicon
a)
S
b)
Si
c)
si
d)
Sl
26.
What is the chemical symbol for the element Aluminum
a)
A
b)
AL
c)
Al
d)
al
27.
What is the number of protons that the element in this image contain?
a)
14
b)
7
c)
15
d)
18
28.
An atom with atomic number 6 would have how many protons?
a)
6
b)
12
c)
3
d)
Cannot be determined 
29.

What does the 1.00794 stand for?

a)

Hydrogen

b)

atomic number

c)

atomic mass

d)

atomic explosion

30.

Atomic mass is found by

a)

protons + electrons

b)

protons + neutrons

c)

atomic number - electrons

d)

protons - electrons

31.

An anion...

a)

has a positive charge

b)

has a neutral charge

c)

is formed by gaining electrons

d)

is formed by losing electrons

32.

The atomic number also indicates...

a)

the number of neutrons

b)

the number of protons

c)

the atomic mass

d)

the charge of an atom

33.
Different isotopes have...
a)
different masses
b)
different atomic numbers
c)
different electrons
d)
different protons
34.

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

a)

groups

b)

towers

c)

periods

d)

atomic numbers

35.

The horizontal (side to side) rows in the Periodic Table are called

a)

groups

b)

families

c)

periods

d)

atomic numbers

36.

Coulombic attraction is

a)

the force between protons and electrons

b)

the force between neutrons and protons

c)

the force between neutrons and electrons

d)

helps keep the subatomic particles happy

37.
Which has the greater EN: 
Cl or Al?
a)
Cl
b)
Al
38.
Which has the greater EN: 
H or F?
a)
H
b)
F
39.
Which of the following will have a larger radius than Zinc?
a)
Gallium
b)
Aluminum
c)
Magnesium
d)
Strontium
40.
Which of the following will have a higher electronegativity than arsenic (As)?
a)
Carbon (C)
b)
Neon (Ne)
c)
Antimony (Sb)
d)
Germanium (Ge)
41.
As you move down the periodic table atoms get bigger.  This is because ____________.
a)
The atoms have more mass.
b)
The atoms have more protons.
c)
The atoms have more energy levels
d)
The atoms have more nuetrons
42.
As you move across the periodic table atoms tend to get smaller because, ______________.
a)
the atoms have more mass.
b)
the atoms have less mass
c)
the atoms have more protons.
d)
the atoms have less electrons.
43.
The majority of elements on the periodic table are
a)
man made.
b)
nonmetals.
c)
metals.
d)
gases.
44.
Which of the following is not a property of metals?
a)
brittle
b)
malleable
c)
lustrous
d)
conductive
45.
Name group 1A on the periodic table.
a)
alkali metals
b)
alkaline earth metals
c)
noble gases
noble gases
d)
halogens
46.
Name group 2A on the periodic table.
a)
alkali metals
b)
alkaline earth metals
c)
noble gases
d)
transition metals
47.
Name group 8A on the periodic table.
a)
alkali metals
b)
alkaline earth metals
c)
transition metals
d)
noble gases

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