Biology, 13.10.2019 17:30 ninaaforever
Donna has observed that her father can control the speed of their grandfather clock by adjusting the height of the weight on the end of the pendulum. donna thinks that the pendulum will move faster when the weight is lowered, and wants to test her idea. donna gets a stopwatch and measures the time it takes for the pendulum to swing twenty times when the weight is moved to its lowest position. donna begins to move the pendulum up by 1 cm and continues to measure the time for twenty swings of the pendulum. donna records her data.
Answers: 2
Biology, 21.06.2019 16:00
The health, management and conservation of biodiversity, is a challenge facing ecosystems worldwide. the major factors that affect the health and function of the great barrier reef are climate change and pollution. which question investigates the effects of a biotic factor on the reef ecosystem?
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Biology, 22.06.2019 02:00
Graphs you see question 5 options: the change in data over time the relationship between different dependent variables the relationship between the independent variable and the dependent variable/s the relationship between different independent variables
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Donna has observed that her father can control the speed of their grandfather clock by adjusting the...
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