Examlex
The real image of an object is located 45.0 cm away from a concave mirror,which has a focal length of 10.0 cm.How far is the object from the mirror?
Viral Infection
A disease that occurs when an organism's body is invaded by pathogenic viruses, and infectious virus particles are produced within the body.
Proportions
Refers to the fractional part of a whole, represented by the ratio of a part to the whole.
Evidence
Information or facts presented in support or against a hypothesis or claim.
Drug
A substance used to diagnose, cure, treat, or prevent disease, or to enhance physical or mental well-being.
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