SCIENCE QUARTER 1: FIRST SUMMATIVE TEST
Quiz by Rona N. Cruz
Grade 7
Science
Philippines Curriculum: Grades K-10 (MELC)
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20 questions
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- Q1A series of steps designed to help you solve problems and answer questions.ObservationScientific methodExperimentHypothesis60sS7MT-Ia-1
- Q2What is the process of obtaining information using your senses?ObservationInquiryScientific MethodConclusion60sS7MT-Ia-1
- Q3What variable can be changed or manipulated?Independent variableUncontrolled variableDependent variableExperimental variable60sS7MT-Ia-1
- Q4In which step of the scientific method do we want to use graphs?Asking questionsMake hypothesisCommunicate resultsAnalyze data60sS7MT-Ia-1
- Q5What do you call the things in an experiment that must be the same to make it fair?Independent variablesUncontrolled variablesDependent variablesControlled variables60sS7MT-Ia-1
- Q6Which of the following hypotheses is written correctly?If frozen tennis balls will not bounce as high.If a tennis ball is frozen, it will not bounce as high as one that is not frozen.If I heat up a tennis ball it will bounce high.If I freeze a tennis ball, then it will not bounce as high.60sS7MT-Ia-1
- Q7A scientist conducted an experiment to determine how the amount of salt in a body of water affects the number of plants that can live in the water. Which is the independent variable?WaterTemperature of the waterAmount of salt in the waterNumber of plants in the water60sS7MT-Ia-1
- Q8A scientist conducted an experiment to determine how the amount of salt in a body of water affects the number of plants that can live in the water. In this experiment, which is the dependent variable?Number of plants in the waterTemperature of the waterWaterAmount of salt in the water60sS7MT-Ia-1
- Q9Why is experiment important?allows for new discoveries and knowledge in science.ensures that many tools are used safely and accurately.helps create jobs for scientists.creates more questions to be answered.60sS7MT-Ia-1
- Q10What do you call the information gathered during experiments?TheoryDataHypothesisConclusion60sS7MT-Ia-1
- Q11Which of the following questions is best considered as scientific?Who invented electricity?How long did dinosaurs live on Earth?How many koalas are there in Australia?Does the amount of salt in water affect the temperature at which it boils?60sS7MT-Ia-1
- Q12A scientist hypothesizes that the temperature at which an ostrich’s egg is incubated will determine whether the ostrich will be male or female. What is the independent variable of this experiment?Temperaturegender of the ostrichIncubatorScientist60sS7MT-Ia-1
- Q13A scientist hypothesizes that the temperature at which an ostrich’s egg is incubated will determine whether the ostrich will be male or female. What is the dependent variable?TemperatureScientistgender of the ostrichIncubator60sS7MT-Ia-1
- Q14What do you call an idea or explanation that you test through study and experimentation?QuestionObservationConclusionHypothesis60sS7MT-Ia-1
- Q15A scientist is already contemplating whether the data of his experiments support his hypothesis. At this point the scientist is __________________.forming a hypothesisasking a questiondrawing a conclusionmaking observations60sS7MT-Ia-1