How accurate are dial calipers? Quality dial, Vernier or digital calipers can all return an accuracy of about 0.001 inch over 6 inches if correctly used, although the accuracy is likely to diminish over longer spans. What are the 3 ways a dial caliper can be used to measure? There are 4 measurements you can […]
Do sponges have a heart?
Do sponges have a heart? In summary, sponges – or poriferans – do not have a true circulatory system as most animals do. There is no heart, there are no veins or arteries, and sponges do not have blood. Water is pulled into the sponge via internal choanocyte cells, which take in water through the […]
Which of the following is the weakest bond?
Which of the following is the weakest bond? (a) H-bond is only an interaction between electronegative element and hydrogen therefore, it is the weakest bond among all. Why is Bond making exothermic? Bond forming is an exothermic process, because it releases energy. In reaction profile diagram, the energy change in a reaction, is the difference […]
Why do the bullet fired horizontally and the bullet dropped hit the ground at the same time?
Why do the bullet fired horizontally and the bullet dropped hit the ground at the same time? The fired bullet only experiences a horizontal force from the gun. The only vertical force acting on the fired bullet is gravity. Therefore, the fired bullet and the dropped bullet both experience the same exact downward force. This […]
How do plants maintain the amount of oxygen and carbon dioxide?
How do plants maintain the amount of oxygen and carbon dioxide? The balance of oxygen and carbondioxide is maintained in the atmosphere by the oxygen released by plants during photosynthesis and carbondioxide released by human,animals etc. The balance of oxygen and carbondioxide is made due to respreration and photosinthesis. What is the role of trees […]
What keeps the moon moving in a circular motion?
What keeps the moon moving in a circular motion? Gravitational attraction provides the centripetal force needed to keep planets in orbit around the Sun and all types of satellite in orbit around the Earth. The Earth’s gravity keeps the Moon orbiting us. It keeps changing the direction of the Moon’s velocity. What changes continuously in […]
What is another word for centi?
What is another word for centi? a combining form meaning “hundredth” or “hundred,” used in the formation of compound words: centiliter; centimeter; centipede. What does centi mean in Latin? Centi (symbol c) is a unit prefix in the metric system denoting a factor of one hundredth. Proposed in 1793, and adopted in 1795, the prefix […]
How can I practice hockey at home?
How can I practice hockey at home? How to Practice Hockey Shooting at Home All Shooting Practice Is Good Practice. Time spent practicing is time spent improving, as long as you’re continuing to develop good habits. Choosing Your Space, Surface & Backboard. Set Up a Goal or Target. Pucks & Balls for At-Home Shooting. Shooting […]