WorksheetsSCIENCE Benchmark TEST 1
Total questions: 22
Worksheet time: 11mins
Name
Class
Date
1.
Some students are using samples of different substances for a lab investigation. They plan toobserve the physical properties of each substance and record their observations in a table like the one below.Which of the substances observed are elements?
A) S, Fe, O2, Sr, and Al
B) S, O2, and LiF
C) N2O4, O2, and LiF
D) N2O4, Fe, Sr, and Al
A) S, Fe, O2, Sr, and Al
B) S, O2, and LiF
C) N2O4, O2, and LiF
D) N2O4, Fe, Sr, and Al
a)
A
b)
B
c)
C
d)
D
2.
Two students are working together to build a birdhouse. Student 1 applies a force of 10 N to awooden board in order to slide it across the table to Student 2.
If the force of friction resisting the student’s push is 4 N, what is the net force acting on theboard?
A) 4 N
B) 6 N
C) 10 N
D) 14 N
If the force of friction resisting the student’s push is 4 N, what is the net force acting on theboard?
A) 4 N
B) 6 N
C) 10 N
D) 14 N
a)
A
b)
B
c)
C
d)
D
3.
Element R and Element Q have the same number of valence electrons. These elements both have similar chemical behavior, but Element R has fewer energy levels than Element Q.
Which statement best describes the positions of the two elements in the periodic table?
A) The two elements are in the same period, with Element R the first element in the period and Element Q the last element.
B) The two elements are side by side in the same period, with Element Q to the left of Element R.
C) The two elements are in the same group, with Element R just above Element Q.
D) The two elements are in the same group, with Element Q at the top of the group and Element R at the bottom.
Which statement best describes the positions of the two elements in the periodic table?
A) The two elements are in the same period, with Element R the first element in the period and Element Q the last element.
B) The two elements are side by side in the same period, with Element Q to the left of Element R.
C) The two elements are in the same group, with Element R just above Element Q.
D) The two elements are in the same group, with Element Q at the top of the group and Element R at the bottom.
a)
A
b)
B
c)
C
d)
D
4.
The San Andreas fault is a transform fault. The map below shows a student’s approximation of where the fault line crosses through the United States. Students were asked to make maps predicting which way land would most likely move over thousands of years.Which map best predicts the likely movement of land along the fault line over thousands of years?
A) Movement towards the east
B) Mountain building
C) Spreading along the fault line
D) Movement along the fault line
A) Movement towards the east
B) Mountain building
C) Spreading along the fault line
D) Movement along the fault line
a)
A
b)
B
c)
C
d)
D
5.
A student obtains two strips of magnesium, Mg, ribbon that are each 3 cm long. One strip of magnesium is placed in a test tube containing 5 mL of water, and the other strip is placed in a test tube containing 5 mL of hydrochloric acid, HCl. Both liquids are at room temperature. The student’s observations are recorded in the table.
Which statement is not supported by the student’s observations?
A) A chemical reaction takes place between magnesium and hydrochloric acid.
B) A gas is released in Test Tube 2.
C) The substances in both test tubes are reactive only at high temperatures.
D) Energy is released in the reaction involving hydrochloric acid.
Which statement is not supported by the student’s observations?
A) A chemical reaction takes place between magnesium and hydrochloric acid.
B) A gas is released in Test Tube 2.
C) The substances in both test tubes are reactive only at high temperatures.
D) Energy is released in the reaction involving hydrochloric acid.
a)
A
b)
B
c)
C
d)
D
6.
The list includes six situations.Which objects in the list experience an unbalanced force?
A) The book, the ball, and the car
B) The ball, the car, and the bird
C) The can, the swing, and the bird
D) The book, the ball, the can, and the swing
A) The book, the ball, and the car
B) The ball, the car, and the bird
C) The can, the swing, and the bird
D) The book, the ball, the can, and the swing
a)
A
b)
B
c)
C
d)
D
7.
Deep Space 1 was a spacecraft powered by an engine that gave off xenon particles to change velocity. It had a mass of 500 kg. Which expression can be used to find the spacecraft’s acceleration if its engine created a net force of 0.10 N?
A) 0.10 N / 500 kg
B) 500 kg • 0.10 N
C) 500 kg / 0.10 N
D) 500 kg + 0.10 N
A) 0.10 N / 500 kg
B) 500 kg • 0.10 N
C) 500 kg / 0.10 N
D) 500 kg + 0.10 N
a)
A
b)
B
c)
C
d)
D
8.
Four students were given a list of compounds and asked to identify which ones are organic.Which student correctly identified the organic compounds in the list?
A) Student K
B) Student L
C) Student M
D) Student N
A) Student K
B) Student L
C) Student M
D) Student N
a)
A
b)
B
c)
C
d)
D
9.
Four students were asked to name the parts of an atom that determine the atom’s identity
and chemical properties. The students’ responses are shown in the table below.Which student’s responses are correct?
A) Student 1
B) Student 2
C) Student 3
D) Student 4
and chemical properties. The students’ responses are shown in the table below.Which student’s responses are correct?
A) Student 1
B) Student 2
C) Student 3
D) Student 4
a)
A
b)
B
c)
C
d)
D
10.
Strontium phosphate, Sr3(PO4)2, is a crystalline substance used in medicine and industry. How many phosphorus atoms are represented in the formula for Sr3(PO4)2?
A 2
B 3
C 4
D 8
A 2
B 3
C 4
D 8
a)
A
b)
B
c)
C
d)
D
11.
During a lab investigation, students added four 50 g masses to two boxes and arranged the
boxes so that they were motionless on a pulley, as shown in the diagram. The students then
followed the procedure described in the box. The students recorded their observations after
each procedure and reset the pulley system to the original conditions.During which procedures did students observe an unbalanced upward force on Box 1?
A) Procedures 1, 2, and 3
B) Procedures 4 and 5
C) Procedures 3 and 4
D) Procedures 1, 3, and 5
boxes so that they were motionless on a pulley, as shown in the diagram. The students then
followed the procedure described in the box. The students recorded their observations after
each procedure and reset the pulley system to the original conditions.During which procedures did students observe an unbalanced upward force on Box 1?
A) Procedures 1, 2, and 3
B) Procedures 4 and 5
C) Procedures 3 and 4
D) Procedures 1, 3, and 5
a)
A
b)
B
c)
C
d)
D
12.
A chemical reaction in which calcium carbonate, CaCO3, is decomposed results in the production of two simpler compounds. What mass of calcium carbonate, to the nearest hundredth of a gram, is decomposed in this reaction?
Be sure to use the correct place value.
Be sure to use the correct place value.
a)
49.97 g
b)
50.00 grams
c)
4.997 kilograms
d)
49.9 g
13.
A teacher rubbed a match against a piece of sandpaper. The match started to burn. Which
statement best describes the energy changes that occurred?
A) The chemical energy stored in the match changed to thermal energy and light energy.
B) The thermal energy stored in the match changed to light energy and chemical energy.
C) The light energy and thermal energy stored in the match changed to mechanical energy.
D) The light energy and thermal energy stored in the match changed to chemical energy.
statement best describes the energy changes that occurred?
A) The chemical energy stored in the match changed to thermal energy and light energy.
B) The thermal energy stored in the match changed to light energy and chemical energy.
C) The light energy and thermal energy stored in the match changed to mechanical energy.
D) The light energy and thermal energy stored in the match changed to chemical energy.
a)
A
b)
B
c)
C
d)
D
14.
A mid-ocean ridge separates the Pacific plate and the Nazca plate off the western coast of
South America.Which statement best describes the relative motions of the Pacific and Nazca plates?
A) The Pacific and Nazca plates are both moving to the east.B) The Pacific and Nazca plates are both moving to the west.C) The Pacific plate is moving to the west, and the Nazca plate is moving to the east.D) The Pacific plate is moving to the east, and the Nazca plate is moving to the west.
South America.Which statement best describes the relative motions of the Pacific and Nazca plates?
A) The Pacific and Nazca plates are both moving to the east.B) The Pacific and Nazca plates are both moving to the west.C) The Pacific plate is moving to the west, and the Nazca plate is moving to the east.D) The Pacific plate is moving to the east, and the Nazca plate is moving to the west.
a)
A
b)
B
c)
C
d)
D
15.
Nitrogen dioxide is a gas that can be generated by emissions from vehicles and factories. It can also be generated by natural sources, such as forest fires, lightning, and microbial activity in soil. The equation for producing nitrogen dioxide is shown below.Which of these provides evidence that a chemical reaction occurs?
A) A gas is present.
B) The total number of atoms remains unchanged.
C) The state of matter remains the same.
D) A brown gas is produced.
A) A gas is present.
B) The total number of atoms remains unchanged.
C) The state of matter remains the same.
D) A brown gas is produced.
a)
A
b)
B
c)
C
d)
D
16.
A student graphed the position of a cart during a 7-second time interval.Which statement best describes the cart?
A) The cart was stationary with a velocity of 0 m/s for the entire 7 seconds.
B) The cart was stationary except for a short burst of acceleration of 0.5 m/s2.
C) The cart moved at a constant velocity of 0.5 m/s for the entire 7 seconds.
D) The cart accelerated at a constant rate of approximately 0.8 m/s2.
A) The cart was stationary with a velocity of 0 m/s for the entire 7 seconds.
B) The cart was stationary except for a short burst of acceleration of 0.5 m/s2.
C) The cart moved at a constant velocity of 0.5 m/s for the entire 7 seconds.
D) The cart accelerated at a constant rate of approximately 0.8 m/s2.
a)
A
b)
B
c)
C
d)
D
17.
A golfer hits a golf ball with a club. The mass of the ball is 0.05 kg. The ball accelerates at
2,000 m/s2. What is the net force, to the nearest newton, that accelerates the ball? Be sure to use the correct place value.
2,000 m/s2. What is the net force, to the nearest newton, that accelerates the ball? Be sure to use the correct place value.
a)
1.00 N
b)
10.0 N
c)
100 N
d)
1000 N
18.
How many protons, neutrons, and electrons are present in an atom of hafnium, Hf, with a mass number of 178?
A) 72 protons, 178 neutrons, 106 electrons
B) 72 protons, 106 neutrons, 72 electrons
C) 178 protons, 250 neutrons, 72 electrons
D) 106 protons, 72 neutrons, 106 electrons
A) 72 protons, 178 neutrons, 106 electrons
B) 72 protons, 106 neutrons, 72 electrons
C) 178 protons, 250 neutrons, 72 electrons
D) 106 protons, 72 neutrons, 106 electrons
a)
A
b)
B
c)
C
d)
D
19.
The table shows the chemical formulas for four substances.Which substances have the same number of carbon atoms?
A) Substances 1 and 2
B) Substances 2, 3, and 4
C) Substances 2 and 3 only
D) Substances 1 and 3
A) Substances 1 and 2
B) Substances 2, 3, and 4
C) Substances 2 and 3 only
D) Substances 1 and 3
a)
A
b)
B
c)
C
d)
D
20.
NASA’s space shuttle program was active from 1981 until 2011. The photograph shows rockets carrying a space shuttle off the launchpad.How can Newton’s law of action–reaction best be applied to explain the movement of a rocket?
A) As the fuel burns, gases push against the rocket, moving it upward.
B) As the fuel burns, gases move out of the rocket and reduce air resistance.
C) As the fuel burns, the mass of the rocket decreases.
D) As the fuel burns, the rocket moves faster.
A) As the fuel burns, gases push against the rocket, moving it upward.
B) As the fuel burns, gases move out of the rocket and reduce air resistance.
C) As the fuel burns, the mass of the rocket decreases.
D) As the fuel burns, the rocket moves faster.
a)
A
b)
B
c)
C
d)
D
21.
The topographic map shows the location of a park ranger at Point X when a message is
received that an injured hiker needs help at Point Z.Which of these is closest to the difference in elevation between the locations of the ranger and the injured hiker?
A) 2,050 m
B) 450 m
C) 910 m
D) 3,650 m
received that an injured hiker needs help at Point Z.Which of these is closest to the difference in elevation between the locations of the ranger and the injured hiker?
A) 2,050 m
B) 450 m
C) 910 m
D) 3,650 m
a)
A
b)
B
c)
C
d)
D
22.
Tin, Sn, is a soft white metal. It has a low melting point compared with other metals. Tin is widely used as a coating for cans of food. Which statement accurately describes atoms of tin?
A) Tin atoms have 50 protons.
B) Tin atoms have five valence electrons.
C) Tin atoms have 119 neutrons.
D) Tin atoms have 68 electrons.
A) Tin atoms have 50 protons.
B) Tin atoms have five valence electrons.
C) Tin atoms have 119 neutrons.
D) Tin atoms have 68 electrons.
a)
A
b)
B
c)
C
d)
D
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