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Worksheets2021 Winter Benchmark Review
Total questions: 36
Worksheet time: 2hrs 48mins
What is HF Stevens Mascot?
Horned Frog
Eagle
Snake
Dragon
A bus travels 20km in .5 hrs, what is the average speed of the bus?
20km/h
30km/h
40km/h
50km/h
Which best explains why the coin falls straight into the cup when the index card is removed?
the unbalanced force of gravity caused the coin to fall
moving the card applied a force to the coin
the card had less mass than the coin
the acceleration of the coin caused it to fall
An atom of a certain element has 36 protons, 36 electrons, and a mass of 84. How many neutrons does it have
36
48
10
unknown
If students applied the same amount of force to 4 shopping carts, which one would have the greatest change in speed?
a 10kg cart
a 20 kg cart
15kg cart
25 kg cart
Which of these formulas contain equal number of nitrogen atoms? Choose 3.
Co(NO3)2
(NH4)2CO3
(NH4)3PO4
Al(NO3)3
NH4NO3
Which 2 subatomic particles make up 99.9% of the mass of an atom?
only protons
protons + electrons
proton + neutron
electrons only
Why are these elements together in group 17?
They have the same number of protons
They have similar chemical reactivity
They are all metalloids
They have a nucleus
A certain element contains 11 protons and 1 valence electron. Which statement correctly identifies the element and states its reactivity?
The element is Sodium, and is highly reactive
The element is Fluorine, and is not very reactive
The element is Sodium, and is not very reactive.
The element is Fluorine, and is highly reactive
Which best identifies the period and group for Sodium?
Period 1 Group 3
Period 3 Group 1
Period 2 Group 2
Period 2 Group 13
What period would this atom be found in?
1
2
3
4
What period would this atom be found in?
1
2
3
4
How many valence electrons are in this atom?
1
2
3
4
How many valence electrons are in this atom?
1
2
3
4
A ball at the top of a hill has ________ ________ because if pushed it will roll down the hill.
Mechanical Force
Unbalanced Energy
Potential Energy
Unbalanced Force
When a student runs and kicks a ball, they have applied an ___________ force to move the ball.
Balanced
Magnetic
Spring
Unbalanced
Which is newtons first law states
An object at rest will remain at rest unless a force is applied
An object is moving
An object has stopped
An moving object will keep going when a force is applied to it
A Student drew atomic models of four atomic models. Based on the drawings, which one is the least reactive?
Chlorine, because it has three energy levels with seven electrons in the third level
Gallium, because it has four energy levels with three electrons in the fourth level
Neon, because it has two energy levels with eight electrons in the second level
Tin, because it has five energy levels with four electrons in the fifth level
Which area would be most useful in determining the identity of an element?
Area 1
Area 2
Area 3
Area 4
How many atoms in all are found in the compound above?
3
4
5
6
How many atoms of oxygen are in a molecule of glucose (C6H12O6)?
4
6
12
24
At what point does the roller coaster have the most potential energy?
Point A
Point B
Point C
None of the Points
A
B
C
D
Four students ran two times around a running path at a local park. Which graph best represents a stop for 10 minutes the student's motion?
Describe the motion in the graph...
Constant speed
stopping
decreasing speed
deceleration
