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Fall Benchmark 2019 Game 1
Test Description: Fall benchmark review
Instructions: Answer all questions to get your test result.
1) JJ is conduction an experiment. He combines two clear liquids and observed the temperature dropped. What is evidence that a chemical reaction occurred?
A
The temperature increased after combining
B
A red solid appeared
C
The temperature decreased after combining
D
A light was produced
2) Daniel and Konnor are playing tug of war. Daniel pulls to the left with 20 N of force and Konnor pulls to the right side with 24 N of force. What is the net force?
A
10 N to the left
B
10 N to the right
C
4 N to the left
D
4 N to the right
3) Which of the following does not show a chemical reaction taking place?
A
Light being produced
B
A precipitate is formed
C
Substance dissolving
D
Temperature decreasing
4) If a car continues moving at 20 mph but turns west, what happens to speed and velocity?
A
Speed stays the same and velocity changes
B
Neither speed or velocity change
C
Speed changes and velocity stays the same
D
Both speed and velocity change
5) What do Neon and Argon have in common?
A
Both generally do not react with other elements
B
Both have 2 energy levels
C
Both react highly with other elements
D
Both have 8 neutrons
6) What group is Nitrogen in?
A
15
B
2
C
14
D
1
7) What period is Sodium in?
A
4
B
1
C
3
D
2
8) Which two elements have similar chemical properties?
A
F and Cl
B
N and O
C
Li and Be
D
B and C
9) Which sets of elements have 5 valence electrons?
A
Nitrogen, Phosphorus, Arsenic
B
Beryllium, Magnesium, Calcium
C
Carbon, Silicon, Germanium
D
Rubidium, Strontium, Yttirium
10) Which correctly lists the particles for Berylliums?
A
4 protons, 5 neutrons, 4 electrons
B
4 protons, 4 neutrons, 5 electron
C
5 protons, 4 neutrons, 4 electrons
D
5 protons, 5 neutrons, 5 electrons
11) Which group would you place a very reactive metal?
A
18
B
2
C
17
D
1
12) Which group would you place a non-reactive gas?
A
2
B
1
C
17
D
18
13) Which of these determines how an atom reacts with another atom?
A
Number of valence electrons
B
Total number of electrons
C
Number of protons and neutrons
D
Number of protons
14) Which of these pairs have the same number of energy levels?
A
Lithium and Sodium
B
Silicon and Aluminum
C
Oxygen and Sulfur
D
Carbon and Silicon
15) Which of the following is the most important in identifying an atom?
A
Neutron
B
Protons
C
Valence electrons
D
Electrons
16) Which of the following determines an elements reactivity?
A
Valence electrons
B
Electrons
C
Protons
D
Neutron
17) Why are Boron and Aluminum in the same group on the periodic table?
A
Both have 3 valence electrons
B
Both are metalloids
C
Both have 3 protons
D
Both have 3 energy levels
18) If you want to find an element that is similar to Magnesium, what would you choose?
A
Na
B
Li
C
H
D
Ca
19) An atom has 17 protons, 18 neutrons, and 19 electrons. What atom is this?
A
Ar
B
K
C
F
D
Cl
20) Which of the following has the least amount of acceleration if all are being forced with 20 N of force?
A
Box with 10 kg of mass
B
Box with 1 kg of mass
C
Box with 3 kg of mass
D
Box with 7 kg of mass
*select an answer for all questions
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