An engine is described as having an efi fuel system. the abbreviation efi indicates that the engine uses a

a. type of fuel-injection system.

b. supercharger.

c. turbocharger.

d. carburetor.

What is the frequency of an event? this is for forensic science

As of 2007, the world's population stands at approximately: A) 3 billion persons. B) 6.7 billion persons. C) 9.8 billion persons. D) 11 billion persons.

Which process releases the energy that eventually produces lightning in a thunderstorm? Water droplets freeze. Water condenses to form clouds. Moisture enters the upper atmosphere. Air pressure decreases, causing rapid air movement.

Which of the following statements best explains the concept of sustainability? Natural resources are the domain of humans because of the ability of humans to take appropriate action for their use without fear of resource depletion.

Which of the following is an attribute of a fulfilling career? A. Numerous extended days B. A cooperative supervisor C. A long commute D. Consistently changing responsibilities

Without heat from the Sun, the water cycle would

Which instrument sends back radio signals to Earth about temperature at various heights in the atmosphere? A. weather balloon B. radar C. sunscope D. barometer

Why is Splitting a thick log so hard?

If a person's body has a density of 995 kg/m³, what fraction of the body will be submerged when floating gently in (a) freshwater? (b) In salt water with a density of 1027 kg/m³?

What's the difference between the approaches of Nancy Bayley and Emmi Pikler when it comes to evaluating babies' development? A.