Font size
WorksheetsChemistry
Total questions: 23
Worksheet time: 18mins
which are the three ways a substances can alter a body
absorption
digestion
ingestion
inhalation
how can a substance get into your body by inhalation
breathing
eating
touching
drinking
how can a substance get into your body by absorption
breathing
eating
touching
drinking
what is an independent variable
what changes in an experiment
does not change an experiment
what is measured in an experiment
is the group that is only used for a comparison
what is constant variable
what changes in an experiment
does not change in an experiment
what is measured in an experiment
is the group that is only used for a comparison
which of the following is the answer for critical thinking
reason
expected to happen
identity the problems and success with an investigation
observing all parts before drawing a conclusion
which of the following is the definition or example of accuracy
stay very close to each other
the state of being exact or correct
which of the following are definitely a part of evidence for a chemical change
gas created
substances change
energy release
change in state
change in color
which of the following is the name of gas to solid
sublimation
deposition
condensation
evaporation
which of the following is gas to liquid
sublimation
deposition
condensation
evaporation
which of the following is describing the substances that looks the same up to down
homogenous
heterogenous
if the energy of a substance is higher , the temperature is ...
same
higher
lower
which the following is about the change of neutrons
ion
isotope
the maximum number of electron in a shell is how many
(a)
group 1 is in what family
alkali
alkaline earth
transition
halogens
alkali earth metal in in which group
group 1
group 2
group 18
none of above
how many electron can the first orbit have
(a)
which of below is not heterogenous ?
salad
water
pizza
both A and C
which of the following is not a part of atom
proton
electron
nutron
none of above
atomic number equals what
number of proton
number of neutron
number of electron
number of proton + number of neutron
which of the following is an example of covalent bond
Mg+Mg
K+K
Ni+Ni
O+O
which of the following is the definition for valence electron
outer side electron in an orbit
inner side electron in an orbit
inside the core electron
all electron in the orbit
two oxygen can make how many bonds
1
2
3
4
none of above
