Science TEST! Crossword Puzzle

QUESTIONS LIST:

• extend : straightening your hand
• antagonists : muscles work in pairs called
• ball bearings : ball that sits between two surfaces that have to move against each other, making motion easier
• deciduous : baby teeth
• false : davinci built all of his inventions (true or false)
• truth : spinal cord is made of the same basic material as the brain (truth or false)
• overcome : in order to get an object to slide on a surface you have to _ friction that holds the surface to the object
• spinal : _ nerves come from the spinal cord
• molars : teeth that grind
• canine : teeth that tear
• friction : the resistance that two surfaces experience when they move against one another.
• dental formula : specific pattern to person's teeth
• false : premolars are part of the deciduous teeth
• weight : the amount of friction depends on the _ of the object resting on the surface
• valves : controls the way blood flows through heart
• intrinsic : muscles found in the hand that control movements of hand
• stethoscope : doctors use this to hear your heartbeat
• electrical : _ signals flow from the brain, through spinal cord, to the nerves, to the muscles
• incisors : teeth that cut
• flex : folding of your hand
• extrinsic : muscles outside the hand that control movements of the hand
• truth : flagellum of bacteria have natural ball bearings
• cranial : _ nerves come directly from brain
• characteristics : the amount of friction between surface and the object depends on their _