10 Questions
Which one of these is the process in which plants use light energy from the Sun to make their own food?
Photosynthesis
Which one of these is a unit used to measure energy?
Joule
Which one of these is a pure substance that cannot be broken down anymore?
Elements
Which one of these is the variable that you change in an experiment?
Independent variable
Which one of these is the variable that you measure in an experiment?
Dependent variable
Match the following energy systems with their correct examples:
Biological system = Human body Electrical system = Windmill Mechanical System = Car engine Thermal system = Sun
Match the following energy transfer methods with their correct processes:
Radiation = Transfer of energy through electromagnetic waves Conduction = Transfer of heat through direct contact Absorption = Process of taking in energy Convection = Transfer of heat through a fluid
Match the following time periods with the correct occurrences:
6 hours = High tide repeats in a place 10 hours = High tide does not repeat in a place 18 hours = High tide does not repeat in a place 24 hours = High tide repeats in a place
Match the following statements about the equator with their correct options:
Day is always longer than the night = Incorrect statement Night is always longer than the day = Incorrect statement Day is equal to the length of night = Correct statement Day is longer than night in summer = Incorrect statement
Match the following scientists with their correct contributions:
Galileo Galilei = First used mathematics to describe the orbits of planets correctly Johannes Kepler = First used mathematics to describe the orbits of planets correctly Albert Einstein = First used mathematics to describe the orbits of planets correctly Nicolaus Copernicus = First used mathematics to describe the orbits of planets correctly
Test your knowledge on key terms related to photosynthesis, variables, and matter. Can you match the correct terms to their definitions? Challenge yourself with this quiz!
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