Jacob wants to produce biofuel by using biomass. Which different processes can he use?

thermal

electrical

chemical

mechanical

biochemical

In which forms do MOST of the Sun's energy reach Earth's surface? A. X-rays and gamma rays B. visible light and infrared light C. radio waves and microwaves D. ultraviolet light and visible light

A semiconductor is a solid substance that has a conductivity between that of an insulator and that of most metals. (True, False)

A horizontal opaque flat plate is well insulated on the edges and the lower surface. The top surface has an area of 8 m2 and it experiences uniform irradiation at a rate of 6000 W.

A thermocouple element when taken from a liquid at 50°C and plunged into a liquid at 100° C at time t = 0 gave the following e. m. f. values. Determine the 95% response time. Use linear interpolation inside the intervals

Describe how gene therapy can be a social issue and give rise to moral, ethical and legal debates. Justify your response in two or more complete sentences in the essay box below.

Work done by a system during a process can be considered as a property of the system. a) True b) False

When the compression process is non-quasi-equilibrium, the molecules before the piston face cannot escape fast enough, forming a high-pressure region in front of the piston. It takes more work to move the piston against this high-pressure region.

hypothetical A-B alloy of composition 40 wt% B-60 wt% A at some temperature is found to consist of mass fractions of 0.66 and 0.34 for the α and β phases, respectively.

10. Which of these requires a wheel alignment after replacement? A. Struts B. Shocks C. Both

What is the definition of diameter pitch?