What is the minimum amount of muscles needed to move a joint? two What connects the two bones together? Ligaments connect bones together. Tendons. Tendons (another type of tough connective tissue) on each side of a joint attach to muscles that control movement of the joint. Tendons connect muscles to bones. What connects bone to […]
Which does not allow liquid to pass through?
Which does not allow liquid to pass through? impermeable What does it mean if something is impermeable? : not permitting passage (as of a fluid) through its substance broadly : impervious. Other Words from impermeable Synonyms & Antonyms Example Sentences Learn More about impermeable. What is another word for impermeable? What is another word for […]
What are the five effects of air pollution on human?
What are the five effects of air pollution on human? How does air pollution affect our health? Respiratory diseases. Cardiovascular damage. Fatigue, headaches and anxiety. Irritation of the eyes, nose and throat. Damage to reproductive organs. Harm to the liver, spleen and blood. Nervous system damage. How can humans reduce pollution? On Days when High […]
What are 3 signs of a chemical reaction?
What are 3 signs of a chemical reaction? Key Concepts: Color Change. Production of an odor. Change of Temperature. Evolution of a gas (formation of bubbles) Precipitate (formation of a solid) What are 3 types of chemical changes? Types. Chemists categorize chemical changes into three main classes: inorganic chemical changes, organic chemical changes and biochemical […]
What is the important of water in the body?
What is the important of water in the body? Your body uses water in all its cells, organs, and tissues to help regulate temperature and maintain other bodily functions. Because your body loses water through breathing, sweating, and digestion, it’s important to rehydrate by drinking fluids and eating foods that contain water. Why Water is […]
What is the deadliest war ever?
How do you calculate magnifying power?
How do you calculate magnifying power? Magnification power is calculated by dividing the focal length of the scanning object (lens) by the focal length of the eyepiece. A 1x magnification power is a 100 percent increase in the magnified object’s size For example, a 1-inch object at 1x would appear to be 2 inches. How […]
Does water absorb light waves?
Does water absorb light waves? Water absorbs almost all of the infrared energy from sunlight within 10 centimeters of the surface. In this very shallow layer light energy is converted to heat, which can raise the water temperature and cause some the water to evaporate. Do EM waves travel in water? Propagation is possible to […]
In what direction is the force of a compressed spring?
In what direction is the force of a compressed spring? When a spring is stretched or compressed, so that its length changes by an amount x from its equilibrium length, then it exerts a force F = -kx in a direction towards its equilibrium position. The force a spring exerts is a restoring force, it […]
What can you say about the Continental Drift Theory?
What can you say about the Continental Drift Theory? Continental drift describes one of the earliest ways geologists thought continents moved over time. This map displays an early “supercontinent,” Gondwana, which eventually moved to form the continents we know today. The theory of continental drift is most associated with the scientist Alfred Wegener. Why was […]