Where did the concrete for the Hoover Dam come from? Hoover Dam – Colorado River Black Canyon. Concrete contractors used some 3.3 million cubic yards of concrete in the making of Hoover Dam and another million cubic yards for the power plant and support structures. This was enough concrete to build a two-lane highway from […]
Where does the red wire go on a battery?
Where does the red wire go on a battery? The positive (red) cable should be attached to the positive terminals on each battery. The negative (black) cable should have one end attached to the negative terminal of the dead battery, and one end grounded. What are battery cables connected to? Usually the negative battery cable […]
Is an engineer a scientist?
Is an engineer a scientist? Engineers are not a sub-category of scientists. So often the two terms are used interchangeably, but they are separate, albeit related, disciplines. Scientists explore the natural world and show us how and why it is as it is. Engineers innovate solutions to real-world challenges in society. Should I be a […]
What are the three main types of solar thermal power systems?
What are the three main types of solar thermal power systems? There are three main types of concentrating solar thermal power systems: Linear concentrating systems, which include parabolic troughs and linear Fresnel reflectors. Solar power towers. Solar dish/engine systems. What type of power is produced by solar panels? direct current (DC) What is solar thermal […]
What do renewable energy and non-renewable energy have in common?
What do renewable energy and non-renewable energy have in common? Renewable and non-renewable resources have many similarities. They both are resources and they both have to do with the environment. Also, we must use them wisely because if not they will disipear. They both grow on Earth, as well. How is renewable energy different from […]
What is Amber electricity?
What is Amber electricity? The word Electricity comes from a Latin word meaning “like amber”. Amber is the fossilized sap from ancient trees often used in jewellery. Electricity is the flow of charge in a conductor. A conductor is anything that can carry electricity (like a metal wire). Charge is the amount of electricity an […]
How do you create a 4 bar mechanism?
How do you create a 4 bar mechanism? Introduction: Step 1: Draw Coupler in its Initial and Final Positions. Step 2: Draw Arcs. Draw arcs from each mounting point on the output bar. Step 3: Draw Locus Lines. Draw a pair of lines, one connecting the intersections of each pair of arcs. Step 4: Draw […]
What is reversible process and irreversible process in thermodynamics?
What is reversible process and irreversible process in thermodynamics? Summary. A reversible process is one in which both the system and its environment can return to exactly the states they were in by following the reverse path. An irreversible process is one in which the system and its environment cannot return together to exactly the […]
What do fouled spark plugs look like?
Which examples are plant responses to hormones check all that apply?
Which examples are plant responses to hormones check all that apply? Check all that apply. fruit ripening. bud going dormant. roots shrinking. How do hormones affect plants Check all that apply? Hormones speed up the growth of plant cells. Hormones cause fruit to develop and ripen. Hormones make roots grow away from water. Hormones allow […]