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Worksheets8th grade science STAAR review
Total questions: 20
Worksheet time: 20mins
the classification of organisms consists of which six kingdoms
nucleus, cytoplasm, mitochondria, vacuole, chromosomes, chloroplast
prokaryotes, eukaryotes, animalia, plantae, archea, protista
bacteria, archea, protista, plantae,fungi, animalia
ribosome, gologi apparatus, lyosomes, nucleolus, endoplasmic, reticulum
how many moon phases are there
10
8
6
12
a full moon/new moon appears when
once a month
once a week
once a year
once a year
how many boundary types are there
7
5
2
3
living things
biotic
tertiary
producer
abiotic
nonliving things
secondary
abiotic
biotic
consumer
what period is osmium
(Os)
8
16
6
3
what is the atomic mass of arsenic
(As)
9.0122
26.982
44.956
74.922
how many valence electrons are there in group 15
10
7
5
15
which element is a common isotope
Sc
Si
Po
Zr
how many elements are on the periodic table of elements
133
118
102
257
located on the left side of the stairs
metalloids
metals
nonmetals
isotopes
located on the stairs
isotopes
nonmetals
metals
metalloids
located on the right side of the stairs, and (H)
metals
nonmetals
metalloids
isotopes
noble gases
group 15
period 7
group 18
period 1
hot air
sinks
nothing
stays the same
rises
cold air
nothing
rises
sinks
stays the same
light on the right
gibbous
waxing
crescent
waning
light on the left
waning
waxing
gibbous
crescent
electromagnetic waves travel at a constant speed of
3,000 km/s
300,00 km/s
30,000 km/s
300 km/s
