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Chapter: 20 / Q: 1
When a particular energy value is ascribed to a food what type of energy is being referred to? Its
Chapter: 20 / Q: 2
Energy may be defi ned from the concepts of
Chapter: 20 / Q: 3
Which of the following statements about work is NOT correct?
Chapter: 20 / Q: 4
Work is done when an object is moved by a force. What is energy?
Chapter: 20 / Q: 5
The Système International (Standard International) unit of power is the watt. This unit is the same as which one of the following?
Chapter: 20 / Q: 6
Which one of the following statements best describes what is meant by the “principle of conservation of energy”?
Chapter: 20 / Q: 7
A ball initially with 20 J of potential energy has rolled halfway down a slope and is still moving. Which of the following values of kinetic energy (KE) and gravitational potential energy (PE) is it likely to have?
Chapter: 20 / Q: 8
Which one of the following statements does NOT accurately describe energy?
Chapter: 20 / Q: 9
What is a person’s metabolic rate defi ned as? The rate
Chapter: 20 / Q: 10
Consider a person whose diet provides a daily energy intake of 10,500 kJ and whose daily activities result in their body consuming 9500 kJ of energy daily. If this situation continues for several months the possible outcome would be:
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