Worksheets6th Grade - 2nd Semester Final
Total questions: 99
Worksheet time: 44mins
Name
Class
Date
1.
Identify the characteristics as belonging to acids or bases lemons, vinegar, tomato juice
a)
acids
b)
bases
2.
Identify the characteristics as belonging to acids or bases slippery to touch
a)
acids
b)
bases
3.
Identify the characteristics as belonging to acids or bases sour taste
a)
acids
b)
bases
4.
Identify the characteristics as belonging to acids or bases can burn; can be corrsive
a)
acids
b)
bases
5.
Identify the characteristics as belonging to acids or bases bitter taste
a)
acids
b)
bases
6.
Identify the characteristics as belonging to acids or bases baking soda, soap, bleach
a)
acids
b)
bases
7.
a substance; only one kind of atom
a)
element
b)
salt
c)
chemical formula
d)
atomic number
8.
the smallest piece of an element that can be recognized as that element
a)
atom
b)
element
c)
salt
d)
chemical formula
9.
the study of matter - what it is made of, what its usual characteristics are, how it reacts to other matter
a)
chemistry
b)
atom
c)
element
d)
salt
10.
an atom that has gained or lost an electron
a)
ion
b)
chemistry
c)
atom
d)
element
11.
the process in which different types of atoms join and form a new substance
a)
chemical change
b)
ion
c)
chemistry
d)
atom
12.
based on the number of protons in the nucleus
a)
atomic number
b)
chemical change
c)
ion
d)
chemistry
13.
cemical symbols and numbers abbreviating the name of a compound
a)
chemical formula
b)
atomic number
c)
chemical change
d)
ion
14.
a ionic compound produced from a reaction between an acid and a base.
a)
salt
b)
chemical formula
c)
atomic number
d)
chemical change
15.
material through which electricity cannot flow
a)
insulator
b)
generator
c)
electrolyte
d)
resistor
16.
a material that allows electricity to flow through it easily
a)
conductor
b)
insulator
c)
generator
d)
electrolyte
17.
a material that reduces the flow of electricity
a)
resistor
b)
conductor
c)
insulator
d)
generator
18.
a liquid or paste substance that conducts electricity
a)
electrolyte
b)
resistor
c)
conductor
d)
insulator
19.
uses a magnet to convert motion into electrical energy
a)
generator
b)
electrolyte
c)
resistor
d)
conductor
20.
has only one path for the flow of electricity
a)
series circuit
b)
integrated circuit
c)
circuit
d)
magnet
21.
has multiple paths for the flow of electricity
a)
parallel circuit
b)
series circuit
c)
integrated circuit
d)
circuit
22.
any material that has the ability to attract iron
a)
magnet
b)
parallel circuit
c)
series circuit
d)
integrated circuit
23.
a continuous unbroken path through which electricity can flow
a)
circuit
b)
magnet
c)
parallel circuit
d)
series circuit
24.
a very small circuit with all the parts built into it.
a)
integrated circuit
b)
circuit
c)
magnet
d)
parallel circuit
25.
axe blade
a)
wedge
b)
pulley
c)
screw
d)
wheel and axle
26.
broom
a)
lever
b)
wedge
c)
pulley
d)
screw
27.
slide
a)
inclined plane
b)
lever
c)
wedge
d)
pulley
28.
doorknob
a)
wheel and axle
b)
inclined plane
c)
lever
d)
wedge
29.
jar lid
a)
screw
b)
wheel and axle
c)
inclined plane
d)
lever
30.
flagpole
a)
pulley
b)
screw
c)
wheel and axle
d)
inclined plane
31.
The following sentence is an example of distance, speed, velocity, or acceleration?
<br />
<br />The runner at the front of the race suddenly stumbled over a piece of gravel. His speed slowed.
a)
Distance
b)
Speed
c)
Velocity
d)
Acceleration
32.
Which machine is a bar that turns on a point?
a)
pulley
b)
lever
c)
inclined plane
d)
screw
33.
Select the correct law of motion that the situation describes
<br />A rocket is launched, expelling gases downward to the ground, causing the rocket to move upward.
a)
1. An object at rest stays at rest and an object in motion stays in motion.
b)
2. Force = Mass x Acceleration
c)
3. "Action and Reaction"
34.
The following sentence is an example of distance, speed, velocity, or acceleration?
<br />
<br />Henry usually runs about 7.5 mi/hr.
a)
Distance
b)
Speed
c)
Velocity
d)
Acceleration
35.
Which simple machine makes work easier by either changing the direction of the force or by reducing the amount of force needed to move an object?
a)
screw
b)
pulley
c)
wheel and axle
d)
wedge
36.
Match the everyday object with the correct simple machine: axe blade
a)
wedge
b)
pulley
c)
screw
d)
wheel and axle
37.
Match the everyday object with the correct simple machine: broom
a)
lever
b)
wedge
c)
pulley
d)
screw
38.
Match the everyday object with the correct simple machine: slide
a)
inclined plane
b)
lever
c)
wedge
d)
pulley
39.
Match the everyday object with the correct simple machine: doorknob
a)
wheel and axle
b)
inclined plane
c)
lever
d)
wedge
40.
Match the everyday object with the correct simple machine: jar lid
a)
screw
b)
wheel and axle
c)
inclined plane
d)
lever
41.
Match the everyday object with the correct simple machine: flagpole
a)
pulley
b)
screw
c)
wheel and axle
d)
inclined plane
42.
_____ occurs whenever an object speeds up, slows down, or changes
a)
Acceleration
b)
Friction
c)
Momentum
d)
Inertia
43.
The resistance to a change in motion is called _____.
a)
inertia
b)
friction
c)
effort force
d)
velocity
44.
Which machine consists of two inclined planes placed back to back?
a)
screw
b)
pulley
c)
wheel and axle
d)
wedge
45.
___ are the largest and brightest stars.
a)
Neutrons stars
b)
Supergiants
c)
Giants
d)
Supernovas
46.
Stars that regularly or repeatedly change in magnitude are called ___.
a)
giants
b)
blue stars
c)
variable stars
d)
pulsars
47.
When an existing star flares up and becomes brighter than mormal, it is called ___.
a)
dwarf
b)
supergiant
c)
nebula
d)
nova
48.
The brightness of a star is called its ___.
a)
variableness
b)
redshift
c)
parallax
d)
magnitude
49.
Smaller stars, like our sun, are ___
a)
dwarf stars
b)
pulsars
c)
neutron stars
d)
giants
50.
two or three stars held together by gravity
a)
multiple star group
b)
asteroid
c)
comet
d)
galaxy
51.
contains two stars
a)
binary system
b)
multiple star group
c)
asteroid
d)
comet
52.
a huge ssytem that vocers many light-years of space
a)
galaxy
b)
binary system
c)
multiple star group
d)
asteroid
53.
a chunk of frozen gases, water, and dust that orbits the sun
a)
comet
b)
galaxy
c)
binary system
d)
multiple star group
54.
made of irregularly shaped pieces of rock, metal, and dust.
a)
asteroid
b)
comet
c)
galaxy
d)
binary system
55.
the surface of the sun
a)
photosphere
b)
chromosphere
c)
aurora
d)
corona
56.
the outermost part of the sun
a)
corona
b)
photosphere
c)
chromosphere
d)
aurora
57.
energy emitted in the form of beautiful colors of light
a)
aurora
b)
corona
c)
photosphere
d)
chromosphere
58.
the sun's atmosphere
a)
chromosphere
b)
aurora
c)
corona
d)
photosphere
59.
orbits Earth; maintained and used by different countries
a)
International Space Station
b)
satellite
c)
space shuttle
d)
probe
60.
an unmanned research spacecraft sent beyond Earth's orbit
a)
probe
b)
International Space Station
c)
satellite
d)
space shuttle
61.
a reusable vehicle used to transport equipment and people into space.
a)
space shuttle
b)
probe
c)
International Space Station
d)
satellite
62.
any object that orbits another object in space.
a)
satellite
b)
space shuttle
c)
probe
d)
International Space Station
63.
helped develop rockets for space travel
a)
Wernher von Braun
b)
Robert Goddard
c)
Neil Armstrong
64.
the first man to walk on the moon
a)
Neil Armstrong
b)
Wernher von Braun
c)
Robert Goddard
65.
launched the first liquid-fueled rocket
a)
Robert Goddard
b)
Neil Armstrong
c)
Wernher von Braun
66.
Plants can be pollinated by animals, ___ , or water.
a)
wind
b)
embryo
c)
pistil
d)
fruit
67.
The male part of the flower
a)
Stamen
b)
Sepal
c)
Pistil
68.
The female part of the flower
a)
Pistil
b)
Stamen
c)
Sepal
69.
Protects the flowers bud
a)
Sepal
b)
Pistil
c)
Stamen
70.
The three parts of a seed are embryo, cotyledons, and _____.
a)
seed
b)
seed coat
c)
temperature
d)
spores
71.
Plants that have flowers and produce seeds enclosed in a fruit are called
a)
angiosperms
b)
sporophytes
c)
nonvascular
d)
gymnosperms
72.
Reproduction that involves only one parent is called .
a)
pollination
b)
gestation
c)
asexual reproduction
d)
sexual reproduction
73.
ocurs when part of a plant usually not involved in reproduction develops into a new plant
a)
vegetative reproduction
b)
binary fision
c)
budding
d)
regeneration
74.
Occurs when an organism breaks into tiny pieces that can grow into new organisms
a)
fragmentation
b)
vegetative reproduction
c)
binary fision
d)
budding
75.
Occurs when part of an organism is broken off but contains part of its center, so the whole organism can regrow.
a)
regeneration
b)
fragmentation
c)
vegetative reproduction
d)
binary fision
76.
Occurs when a new individual develows on the parent organism and grows there until it can seruvive on its own
a)
budding
b)
regeneration
c)
fragmentation
d)
vegetative reproduction
77.
Occurs when an organism splits in half and becomes two separate organisms.
a)
binary fision
b)
budding
c)
regeneration
d)
fragmentation
78.
The blending together of the genes for a trait results in _____.
a)
incomplete dominance
b)
dominance
c)
inheritance
d)
codminance
79.
The arrangement of genes within an organism is called its _____.
a)
genotype
b)
chromosomes
c)
traits
d)
phenotype
80.
A _____ shows the genetic possibilities of a particular trait that can result for offspring of a specific pair of parents.
a)
Punnett square
b)
family tree
c)
pedigree
d)
genotype
81.
inherited physical characteristics
a)
Traits
b)
Genes
c)
DNA
d)
Heredity
82.
the passing of traits from parent to offspring
a)
Heredity
b)
Traits
c)
Genes
d)
DNA
83.
the molecule carrying the chemical code that tells cells what to do
a)
DNA
b)
Heredity
c)
Traits
d)
Genes
84.
small sections of DNA that control the traits of an organism
a)
Genes
b)
DNA
c)
Heredity
d)
Traits
85.
The physical appearance of an organism is called its _____.
a)
phenotype
b)
traits
c)
chromosomes
d)
genoypte
86.
A _____ uses lines and symbols to trace a trait from one generation to another.
<br />
a)
pedigree
b)
family tree
c)
Punnett square
d)
genotype
87.
The study of how traits are inherited is called _____.
a)
genetics
b)
heredity
c)
botany
d)
zoology
88.
_____ is a genetic disease that is sometimes caused by an extra chromosome.
<br />
a)
Cystic fibrosis
b)
Sickel cell anemia
c)
Huntington's disease
d)
Down syndrome
89.
Which nerve carries impulses from the ear to the brain?
a)
auditory nerve
b)
optic nerve
c)
olfactory nerve
d)
oculomorot nerve
90.
Match the name of the nerve cell to the number on this diagram: #1
a)
dendrite
b)
axon
c)
myelin sheath
d)
cell body
91.
Match the name of the nerve cell to the number on this diagram: #2
a)
synapse
b)
dendrite
c)
axon
d)
myelin sheath
92.
Match the name of the nerve cell to the number on this diagram: #3
a)
nucleus
b)
synapse
c)
dendrite
d)
axon
93.
Match the name of the nerve cell to the number on this diagram: #4
a)
cell body
b)
nucleus
c)
synapse
d)
dendrite
94.
Match the name of the nerve cell to the number on this diagram: #5
a)
myelin sheath
b)
cell body
c)
nucleus
d)
synapse
95.
Match the name of the nerve cell to the number on this diagram: #6
a)
axon
b)
myelin sheath
c)
cell body
d)
nucleus
96.
What are the three parts of the brain?
a)
cerebrum, cerebellum, brain stem
b)
cerebellum, brain stem, skull
c)
cerebrum, brain stem, spinal cord
d)
cerebrum, cerebellum, spinal cord
97.
Which nervous system disorder destroys the myelin sheaths on some neurons, possibly resulting in muscle weakness, paralysis, or vision loss?
a)
multiple sclerosis
b)
epilepsy
c)
Alzheimer's disease
d)
Parkinson's disease
98.
What are the chemical messengers that influence almost all cells, organs, and functions?
a)
hormones
b)
target cells
c)
impulses
d)
neurons
99.
Where are most of the body's hormones produced?
a)
endocrine glands
b)
brain
c)
nervous system
d)
synapses
100 %
