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WorksheetsIPC SPRING FINAL
Total questions: 36
Worksheet time: 18mins
Chocolate chip cookie dough is an example of a(n)…
element
compound
homogeneous mixture
heterogeneous mixture
Soil is made up of pieces of rocks, wood, decayed plants, and many other materials. What is soil?
an atom
an element
a compound
a mixture
Density is the measure of…
how bendable a substance is
how much space is taken up by an object
the temperature at which a substance evaporates
how closely packed a substance’s particles are
A block of wood has a volume of 15.6 L and a density of 3.0 kg/L. What is the mass of the wood?
46.8 kg
5.2 kg
0.19 kg
18.6 kg
Sodium is an explosive soft metal and chlorine is a poisonous gas. When they combine chemically, they form salt. What type of substance is salt?
element
mixture
compound
solution
In a mixture of the four liquids shown in the table to the right, which would float on top?
water
mercury
vegetable oil
glycerin
Iron has the chemical symbol (Fe) and appears on the Periodic Table. What type of substance is iron?
element
mixture
compound
solution
A mystery object has a density of 1.6 kg/L. What will happen if the object is placed in water?
the object will float
the object will sink
the object’s density will change
the water’s density will change
Look at the group of candy bars at the right. What is the ratio of Snickers to Twix?
1:6
1:3
2:6
3:1
Look at the group of candy bars at the right. What is the ratio of Twix to total candy bars?
1:2
1:3
3:1
2:3
Which subatomic particle has a negative charge?
neutron
proton
electron
none of these
What charge does a proton have?
neutral
negative
positive
absolute
The atomic number on the periodic table tells us the number of (a) in an atom.
What is the name of the small part in the center of an atom that contains most of the atom’s mass?
proton
nucleus
particle
atom
What is the name given to the process of breaking a nucleus into smaller pieces?
nuclear fusion
nuclear fission
radioactivity
none of the above
Which of the following is the primary fuel source for the sun?
nuclear fusion
nuclear fission
radioactivity
none of the above
Which of the following type of nuclear energy does this picture show?
nuclear fusion
nuclear fission
radioactivity
none of the above
Write the compound formula for the following: 3 Beryllium + 2 Phosphorus
3Be2P
P3Be2
Be3P2
3Be2P
Balance the following equation: ____ Fe + ____ Cl2 → ____ FeCl3
Fe + 2 Cl2 → FeCl3
2 Fe + 2 Cl2 → 2 FeCl3
2 Fe + 3 Cl2 → 2 FeCl3
3 Fe + 3 Cl2 → FeCl3
Balance the following equation: ____ K + ____ Cl2 → ____ KCl
K + Cl2 → 2 KCl
2 K + 2 Cl2 → 4 KCl
2 K + Cl2 → 2 KCl
3 K + 3 Cl2 → 3 KCl
Which of the following shows a balanced equation?
F + H2O2 → H2O + F2
2 Na + CuS → Na2S + 2 Cu
3 K + AgCl → 2 K2Cl + Ag
4 NaH + 2 Cl → 2 Na2Cl + 2 H2
What is the difference between the chemical reactions synthesis and decomposition?
synthesis combines compounds and decomposition breaks them apart
decomposition combines compounds and synthesis breaks them apart
synthesis and decomposition are different words for the same type of reaction
none of the above
Which type of chemical reaction is illustrated by the following equation: K + MgBr → KBr + Mg
decomposition
double replacement
single replacement
synthesis
Which type of chemical reaction is illustrated by the following equation: 2 Ag₂O → 4 Ag + O₂
decomposition
double replacement
single replacement
synthesis
Electric charge that sits in one place and doesn’t move is called…
like charges
current electricity
static electricity
opposite charges
When like charges are placed close together they ________ each other.
attract
ignore
love
Which of the following materials is a conductor?
metal
air
plastic
wood
Electric current flows more easily through…
insulators
conductors
neither
both
Which wire would have more resistance?
a thick wire
a thin wire
they are the same
If a wire carries a current of 25 Amps and has a resistance of 4 Ohms, what is the voltage in the wire?
6.25 Volts
100 Volts
0.16 Volts
29 Volts
Which of the following have a magnetic field surrounding them?
bar magnet
horseshoe magnet
the Earth
all of the above
What is the resistance of a microwave plugged into a 120-Volt outlet that has a current of 1,000 Amps?
1,120 Ohms
0.12 Ohms
120,000 Ohms
8.3 Ohms
The continuous flow of electric charge is called…
static electricity
current
resistance
voltage
The measure of how many waves pass by per second is called…
amplitude
frequency
wavelength
velocity
What name do we give to the section of the electromagnetic spectrum that we can see?
radio waves
microwaves
gamma rays
visible light
A wave travels at 16 m/s and has a frequency of 30 Hz. What is the wavelength of the wave?
0.53 Hz
1.88 Hz
0.53 m
1.88 m
