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WorksheetsSemester Review Part 2
Total questions: 18
Worksheet time: 9mins
Name
Class
Date
1.
A bar graph shows which type of data?
a)
percentages
b)
comparisons
c)
trends over time
d)
parts to whole
2.
A student is trying to dissolve 20 grams of sugar in a beaker containing 250 ml of water at room temperature. What can the student do to make the sugar dissolve faster in the water?
a)
use larger pieces of sugar
b)
cool down the water
c)
stir the water quickly
d)
use less water
3.
A student measures how long it takes a small metal ball to roll down a slide. He then measures how long it takes a basketball to roll down the same slide. Each ball has a different mass. What is the best way to improve the experiment?
a)
By having the same metal ball roll down the slide five times
b)
By having two metal balls with the same mass roll down the slide once
c)
By having two metal balls with different masses roll down the slide three times
d)
By having the same metal ball roll down five different slides
4.
Which of the following measures mass?
a)
A Spring Scale
b)
A Bunsen Burner
c)
A Triple Beam Balance
d)
A Graduated Cylinder
5.
A physical scientist is mostly concerned with studying about?
a)
Matter and Energy
b)
Plants and Animals
c)
Rocks and Minerals
d)
Diet and Exercise
6.
Copper reacts with oxygen to form copper oxide. This means that the properties of copper oxide are most likely
a)
different from copper and oxygen
b)
similar to both copper and oxygen
c)
similar only to copper
d)
similar only to oxygen
7.
Scientists are studying the use of vegetable oil as an alternative fuel source. Which of these is a logical justification for continuing this research?
a)
The researchers may also develop new vegetables for use as food
b)
Vegetable oil can be purchased at grocery stores so there would be less need for gas stations
c)
Using vegetable oil can increase the number of cars that can drive
d)
Fossil fuel that is used to create gasoline will eventually run out while vegetable oil can always be made
8.
A pound of ice is heavier than a pound of water
a)
True
b)
False
9.
The periodic table of elements is arranged so that elements with similar properties are placed in the same column. Pick the most reactive element from the list below:
a)
Chlorine
b)
Silver
c)
Magnesium
d)
Cobalt
10.
What is the best method from below for separating salt and water?
a)
Boiling and evaporating the water
b)
Adding a colored die
c)
Using a filter paper and funnel
d)
Using a magnet
11.
Trail Mix is an example of a
a)
Element
b)
Compound
c)
Homogeneous Mixture
d)
Heterogeneous Mixture
12.
The image shows the density of four objects. Which of the objects will float in water, considering water has a density of 1 g/mL
a)
Object A
b)
Object B
c)
Object C
d)
Object D
13.
Which of the following is made of atoms?
a)
Light
b)
Heat
c)
Air
d)
Gravity
14.
An atom has 25 protons, 25 electrons, and 30 neutrons. What is the charge of the atom?
a)
+25
b)
-25
c)
-5
d)
0
15.
An atom is defined as:
a)
the smallest particle of matter
b)
the smallest unit of an element
c)
an element
d)
a nucleus
16.
Pick the molecular model ordering that shows the order of ranking of greatest to least molecular energy
a)
C, B, A
b)
B, C, A
c)
A, B, C
d)
C, A, B
17.
Natural Gas is a
a)
Renewable Energy Source
b)
Non-Renewable Energy Source
18.
Solar Energy is a
a)
Renewable Energy Source
b)
Non-Renewable Energy Source
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