Why did Mendel use pea plants? To study genetics, Mendel chose to work with pea plants because they have easily identifiable traits (Figure below). For example, pea plants are either tall or short, which is an easy trait to observe. Mendel also used pea plants because they can either self-pollinate or be cross-pollinated. What are […]
Which antennas are used in mobile towers?
Which antennas are used in mobile towers? The rectangular antenna, sometimes called a panel antenna or radio antenna, is the one used to transmit and receive waves or data between mobile phones or other devices and the BTS (base transceiver station). Should I remove my antenna before car wash? In other words, you are solely […]
What has the most gravitational potential energy?
What has the most gravitational potential energy? Higher objects (with further to fall) have greater potential energy. The heaviest of 2 objects at the same height has the greatest gravitational potential energy. Is it possible for a system to have negative gravitational potential energy? The gravitational potential energy could even be negative if the object […]
What are the 14 parts of a microscope?
What are the 14 parts of a microscope? Parts of the Microscope and Their Uses The Eyepiece Lens. ••• The eyepiece contains the ocular lens, which the user looks through to see the magnified specimen. The Eyepiece Tube. ••• The Microscope Arm. ••• The Microscope Base. ••• The Microscope Illuminator. ••• Stage and Stage Clips. […]
Who needs a remote pilot certificate?
Who needs a remote pilot certificate? To be eligible to get your Remote Pilot Certificate, you must be: At least 16 years old. Able to read, write, speak, and understand English. Be in a physical and mental condition to safely fly a UAS. Do you need a remote pilot license? If you’re looking to fly […]
Can pennies float?
Can pennies float? But why do things float or sink? The pennies have more density than the water, and so the pennies sink. Anything with more density than water will sink in water, but other objects that have less density than water will float. The reason the clay floats in water is because it has […]
What parts of Canada are missing gravity?
What parts of Canada are missing gravity? Gravity in the Hudson Bay area and surrounding regions, including Quebec, is lower than it is in other parts of the world. For more than 40 years, scientists have tried to figure out what’s causing large parts of Canada, particularly the Hudson Bay region, to be “missing” gravity. […]
What are the advantages and disadvantages of using fossil fuel?
What are the advantages and disadvantages of using fossil fuel? Advantages and disadvantages of fossil fuel power Advantages Disadvantages Readily available (at the moment) Non-renewable source – will eventually run out Relatively easy to produce energy from them Increasing fuel costs Release carbon dioxide (CO 2 ) when burnt – greenhouse gas What are the […]
Does tall grass grow slower?
Does tall grass grow slower? Tall Grass Benefits Allowing grass to grow slightly longer than 2 inches helps it sustain itself during stressful periods, like long dry spells or heat waves. The extra blade length provides more energy production for the rest of the grass. However, do not let lawn grass grow wildly long, such […]
Where does government money come from?
Where does government money come from? Most government money comes from: Collecting taxes, or revenue, from people and businesses. Borrowing it by selling Treasury securities (savings bonds, notes, and Treasury bills) Why do we pay taxes and what is it used for? We pay taxes to fund a variety of federal, state, and local services. […]