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WorksheetsAZ Science Review
Total questions: 15
Worksheet time: 15mins
Kumar carried out an experiment to test if a shirt hung indoors takes a longer time to dry compared to one that was dried outdoors. In this experiment, the DEPENDENT variable is the (a) .
Ahmad was given two pots of identical balsam plants by his parents. He put one in the garden under direct sunlight and the other inside his bedroom with little sunlight. He observed that the plant in the garden has grown taller compared to the one in his bedroom.
What variable should remain CONSTANT?
type of balsam plants
height of balsam plants
amount of sunlight
location of plant
The part labelled A is the (a) .
Hydrochloric acid is burns through surfaces and skin. Which symbol should be placed on a bottle of hydrochloric acid?
Name the apparatus.
retord stand
retort stand
tripod stand
retod clamp
What is a precaution you take when heating chemicals? (There are more than one correct options)
wear safety goggles
tie up long hair
point the test tube at someone else
Use tongs to hold the test tube
Which of the following is a feature of the flame shown?
unsteady flame
burns without soot
air hole is closed
burns at a lower temperature that luminous flame
Which variable is changed in an experiment by the scientist?
dependent variable
independent variable
qualitative data
constant variable
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is _____.
The type of pplant
The amount of sunlight
The type of music
The type of liquid
If you increase the amount of spinach you eat, then you will increase the iron in your blood. What's the dependent variable?
the amount of iron in your blood
the amount of spinach you eat
Which of the following options are physical properties?
Colour
Mass
Conductivity
Hardness
The temperature at which a substance changes from a liquid to a gas
Condensation point
Freezing point
Boiling point
Melting point
AZ Science Review
A) The time taken for the shirt to dry
B) The location where the shirt is hung
C) The type of fabric of the shirt
D) The weather conditions
AZ Science Review
A) Type of balsam plants
B) Height of balsam plants
C) Amount of sunlight
D) Location of plant
AZ Science Review
A) Wear safety goggles
B) Tie up long hair
C) Point the test tube at someone else
D) Use tongs to hold the test tube
