NEW
Font size
S
M
L
XL
WorksheetsEOC Review 2016-2017
Total questions: 50
Worksheet time: 26mins
Name
Class
Date
1.
This diagram shows three horizontal forces acting on an object. Neglecting friction, what is the magnitude of force, F, if he object remains at rest?
a)
6 N
b)
8 N
c)
14 N
d)
22 N
2.
This graph represents the velocity of an object over time. What is the average acceleration of the object during the first 4 seconds?
a)
1 m/s/s
b)
2 m/s/s
c)
4 m/s/s
d)
8 m/s/s
3.
This graph represents the motion of a cart. What is the average speed of the cart?
a)
0.83 m/s
b)
1.17 m/s
c)
5 m/s
d)
65 m/s
4.
A person places a metal spoon that is at room temperature into a bowl of hot soup. How will the thermal energies of the spoon and the soup be affected?
a)
The spoon will increase in thermal energy, and the soup will decrease in thermal energy.
b)
Both the spoon and soup will increase in thermal energy.
c)
The spoon will decrease in thermal energy , and the soup will increase in thermal energy.
d)
Both the spoon and the soup will decrease in thermal energy
5.
Which is the lowest point on a transverse wave?
a)
amplitude
b)
crest
c)
period
d)
trough
6.
An object has a mass of 12.8 kg and a velocity of 8.4 m/s. What is the kinetic energy of the object?
a)
53.8 J
b)
107.5 J
c)
451.6 J
d)
903.2 J
7.
How much potential energy does a 55 kg person gain when she walks to the top of a hill 20 m tall?
a)
75 J
b)
539 J
c)
1100 J
d)
10780 J
8.
A student builds an electromagnet using a variable power source and 40 turns of wire. The electromagnet is used to pick up metal paper clips. The student changes the voltage and counts the number of paper clips picked up. Which describes the relationship between the change in voltage and number of paper clips ?
a)
As voltage increases, so do number of paper clips
b)
as voltage increases, number of paper clips decreases
c)
the voltage has no affect on paper clips
d)
Paper clips are not magnetic
9.
Which statement best explains why there could be a force of attraction between two electrically charged objects?
a)
because they have like charges
b)
because they have unlike charges
c)
because they have the same number of protons
d)
because they have the same number of electrons
10.
This diagram represents a closed circuit. How much current flows through this circuit?
a)
0.5 A
b)
2 A
c)
18 A
d)
72 A
11.
An atom has 29 protons, 29 electrons, and 35 neutrons. What is the mass number of the atom?
a)
29
b)
35
c)
64
d)
93
12.
Which one of these scientists described a model of the atom that included energy levels?
a)
Dalton
b)
Bohr
c)
Newton
d)
Thomson
13.
This chart represents the melting points and boiling points of some substances. Which substance is a gas at 45°C?
a)
Ethanol
b)
Hexane
c)
Methane
d)
Methanol
14.
How many protons and neutrons are there in an atom of Boron-11?
a)
5 protons and 6 neutrons
b)
5 protons and 11 neutrons
c)
11 protons and 5 neutrons
d)
11 protons and 6 neutrons
15.
This graph shows the solubility curves for various compounds. Which compound is most affected by a change in temperature from 30 to 50 degrees Celsius?
a)
CsNO3
b)
NH4Br
c)
CuSO4
d)
KCl
16.
Which pair of elements has the most physical and chemical properties in common?
a)
Ge and Se
b)
K and Kr
c)
Al and Ga
d)
Ba and Bi
17.
NaOH + HCl → NaCl + H2O can be classified as which type of reaction?
a)
Double Replacement
b)
Single Replacement
c)
Synthesis
d)
Decomposition
18.
Which best explains why water dissolves most salts?
a)
water is polar, and salts form ions in solution
b)
water is no polar, and salts form ions in solution
c)
water has the same density as salts
d)
water has a different density than salts
19.
How is this reaction classified?
a)
endothermic
b)
exothermic
c)
Decomposition
d)
double feplacement
20.
Which chemical formula represents magnesium phosphate?
a)
MgPO4
b)
Mg2PO4
c)
Mg3(PO4)2
d)
Mg2(PO4)3
21.
A car is traveling at a constant speed of 12 m/s. When the driver accelerates the car, the car reaches a speed of 26 m/s in 6 s. What is the average acceleration of the car?
a)
2 m/s/s
b)
2.3 m/s/s
c)
4.3 m/s/s
d)
84 m/s/s
22.
A large rock has a mass of 750 kg. What is its weight?
a)
76.5 N
b)
740.2 N
c)
759.8 N
d)
7350 N
23.
A metal spoon is used to stir a pot of boiling water. The person holding the metal spoon feels the spoon get hot. Which best describes the transfer of heat in the spoon?
a)
radiation
b)
electrical
c)
conduction
d)
convection
24.
A student moves a box across the floor by exerting 23.3 N of force and doing 47.2 J of work on the box. How far does the student move the box?
a)
0.49 m
b)
2.03 m
c)
23.9 m
d)
1099.8 m
25.
A sound wave has a frequency of 247 Hz and a wavelength of 1.4 m. What is the speed of the sound wave in air?
a)
176.4 m/s
b)
245.6 m/s
c)
248.4 m/s
d)
345.8 m/s
26.
What happens to kinetic energy and gravitational potential energy of a ball during free fall?
a)
GPE and KE both increase
b)
GPE and KE both decrease
c)
GPE decreases as KE increases
d)
GPE increases as KE decreases
27.
If the north poles of two magnets are brought together, which is true?
a)
the two north poles will repel each other
b)
the two north poles will attract each other.
c)
no force will ne experienced between the two magnets.
d)
one north pole will become a south pole due to the interaction
28.
A series circuit has a current of 3 A. The circuit contains a 12 Ohm resistor. What is the voltage of the circuit?
a)
0.25 V
b)
4 V
c)
15 V
d)
36 V
29.
This diagram represents a closed circuit with three light bulbs and a 10 volt battery. If bulb 3 burns out in the circuit, what will most likely happen?
a)
Bulb 1 & 2 will continue to glow.
b)
Bulb 1& 2 will not glow as brightly.
c)
Bulb 1 will glow, but Bulb 2 will not glow.
d)
Bulb 1 & 2 will not glow
30.
This chart lists the densities of various gemstones. A gemstone has a mass of 6.24 g and a volume of 1.98 cm3. What is the identity of the gemstones?
a)
Opal
b)
Diamond
c)
Garnet
d)
Topaz
31.
Which accounts for most of the mass of the atom?
a)
electrons
b)
protons
c)
neutrons and protons
d)
electrons and neutrons
32.
Which describes an atom with atomic number of 9?
a)
10 protons, 9 protons
b)
9 protons, 10 neutrons
c)
4 protons, 5 neutrons
d)
3 protons, 3 neutrons
33.
Which conclusion can be drawn from Rutherford's gold foil experiments?
a)
The atom has a small positive center
b)
The atom has a small negative center
c)
The atom has a large positive center
d)
The atom has a large negative center
34.
Which coefficients are needed to correctly balance the equation? _Cl2 + _NaI → _NaCl + _I2
a)
1,2,2,1
b)
1,2,1,2
c)
1,1,1,1
d)
2, 1,2,1
35.
Which situation provides the best evidence that a chemical reaction is taking place?
a)
A metal strip bends when heated
b)
A solution freezes in the freezer
c)
Two solutions mixed in a beaker produce a solid
d)
A chemical completely dissolves in water and the temperature of the solution remains constant
36.
What is one problem with using nuclear fission as an energy source?
a)
finding radioactive elements that have longer half lives
b)
finding ways of storing radioactive waste
c)
Finding compounds to cool heatedly wate
d)
Finding no radioactive elements for nuclear reactors
37.
Which element is an alkaline earth metal?
a)
Li
b)
O
c)
Ne
d)
Ca
38.
Which type of bond is responsible for atoms of pure gold to remain bonded?
a)
Covalent
b)
Hydrogen
c)
Ionic
d)
Metallic
39.
Which is true of infrared waves?
a)
They have shorter wavelengths than X rays
b)
they give off more energy than gamma rays
c)
They have longer wavelengths ultraviolet waves
d)
They have higher frequencies than visible light waves
40.
A flashlight bulb connected to a 6 V battery draws a 0.5 A current. What is the power used by the flashlight bulb?
a)
1.25 W
b)
3 W
c)
6.5 W
d)
12 W
41.
This graph shows temperature vs. energy data for a substance. What is the melting point of this substance?
a)
0 degrees Celsius
b)
20 degrees Celsius
c)
50 degree Celsius
d)
90 degrees Celsius
42.
How many neutrons are in an atom of Pu-246?
a)
94
b)
150
c)
152
d)
246
43.
Which element has the same number of valence electrons as krypton?
a)
neon
b)
fluorine
c)
chlorine
d)
selenium
44.
This chart shows the effects of several solutions on litmus paper. Which solutions are most likely acidic?
a)
Solutions 1 & 3
b)
Solutions 2 & 5
c)
Solutions 3 & 6
d)
Solutions 4 & 7
45.
Which best describes alpha particles?
a)
They are attracted to negative electric fields
b)
They are composed of beta particles
c)
They are able to penetrate concrete blocks
d)
They are products of chemical reactions
46.
What is the formula for manganese (II) chloride?
a)
MgCl2
b)
MnCl2
c)
Mn2Cl
d)
MnCl
47.
What is the name of PCl3?
a)
Phosphorus trichloride
b)
Monophosphorus trichloride
c)
Phosphorus chloride
d)
Phosphorus trichlorate
48.
What is the formula for copper (II) sulfate?
a)
Cu2SO4
b)
CuSO3
c)
CuS
d)
CuSO4
49.
The half-life of strontium-90 is 25 years. How much strontium-90 will remain after 100 years if the initial amount is 4.0 g?
a)
3.0g
b)
0.25mg
c)
0.3g
d)
0.25g
50.
When the temperature is constant (k) inside a balloon, if you add pressure on it, the volume will .....
a)
Decrease
b)
Increase
c)
Not Change at all
d)
Particles will solidify
Reset
