NEW
Font size
S
M
L
XL
WorksheetsY7 Science (Summer-Winter)
Total questions: 20
Worksheet time: 14mins
Name
Class
Date
1.
Which of the following substances contain acid?
a)
An orange
b)
Bleach
c)
Distilled water
d)
Washing powder
2.
Which of the following substances contain an alkali?
a)
Baking powder
b)
Coca cola
c)
Distilled water
d)
Vinegar
3.
Which of the following pH numbers indicates a neutral substance?
a)
1
b)
5
c)
7
d)
14
4.
Which of the following pH numbers indicates a strong acid?
a)
1
b)
5
c)
7
d)
14
5.
Which of the following pH numbers indicate a strong alkali?
a)
1
b)
5
c)
7
d)
14
6.
Which of the following acids do we have in our stomach?
a)
Ethanoic acid
b)
Hydrochloric acid
c)
Nitric acid
d)
Sulphuric acid
7.
What colour is universal indicator in strong acid?
a)
Green
b)
Orange
c)
Purple
d)
Red
8.
What colour is universal indicator in a neutral solution?
a)
Green
b)
Orange
c)
Purple
d)
Red
9.
Strong acids and strong alkalis are.......
a)
Able to turn blue litmus paper red
b)
Corrosive and/or caustic
c)
Sour
d)
Sweet
10.
A combination of 2 or more substances that cannot be easily separated is called-
a)
a mixture
b)
a solution
c)
a solute
d)
a solvent
11.
A combination of two or more substances that cannot easily be separated--
a)
mixture
b)
solution
c)
solute
d)
solvent
12.
To separate a mixture of salt and water what separation tool/method is used?
a)
Filter
b)
Screen
c)
Magnet
d)
Evaporation
13.
If you spilled nails in a sandbox, what separation tool/method could you use to clean out the sandbox so it would be safe for children to play in?
a)
Filter
b)
Screen
c)
Magnet
d)
Evaporation
14.
What form of measurement is used in our solar system?
a)
Light Years
b)
Miles
c)
Feet
d)
Astronomical Units
15.
What is primarily gas and gives off light?
a)
Moons
b)
Flames
c)
Stars
d)
Nebulas
16.
This system is made of planets that orbit a star.
a)
Galaxy
b)
Moon
c)
Planet
d)
Solar System
17.
What is 9.46 Trillion Miles?
a)
An astronomical Unit
b)
A light year
c)
Africa
d)
China
18.
What changes when you leave Earth?
a)
The price of gas
b)
Your mass
c)
Your hair color
d)
Your weight
19.
Name on of the factors that has the greatest impact on gravity
a)
mass
b)
space
c)
weight
20.
The distance from Earth to the Sun is
a)
one light year
b)
one mile
c)
one astronomical unit
d)
not far
Reset
