A) kidneys B) heart C) lungs D) sweat glands
A) amplitude B) compression C) crest D) trough
A) node B) longitudinal wave C) electromagnetic wave D) transverse wave
A) Bottom B) They have the same frequency C) You can't tell frequency from these diagrams D) Top
A) x-rays B) radio waves C) microwaves D) ultraviolet light
A) stops, restarts B) increases, decreases C) decreases, increases D) starts, stops
A) always creates a real image B) always creates an inverted image C) can create a virtual or real image D) always creates a virtual image
A) it absorbs every colour of light except green B) it reflects every colour of light except green C) it reflects blue and yellow D) it is recyclable
A) 0.5 Hz B) 5 Hz C) 0.2 Hz D) 12 Hz
A) 2 B) 20 C) 100 D) 800
A) space B) liquids C) gases D) solids
A) Light travels in a straight line B) Light that bounces back is reflected C) Light can pass straight through an opaque surface. D) Light that bends is refracted
A) are always opaque B) scatter light rays that hit them C) produce curved reflections, like funhouse mirrors D) reflect light waves in a single direction
A) convex B) diverging C) concave D) reflective
A) reflects straight back to the object B) refracts inwards and through the lens' focal point C) refracts outwards as if originating from the lens' focal point D) goes straight through, continuing parallel
A) iris B) sclera C) lens D) cornea
A) tongue B) skin C) nose D) eye E) ear
A) blinking B) itching C) sweating D) goosebumps
A) cochlea B) pinna C) retina D) eardrum
A) blind spot B) auditory nerve C) optic nerve D) motor nerve
A) Peripheral Nervous System B) all of these C) Central Nervous System D) Upper Nervous System
A) nucleus B) axon C) axon terminal D) dendrite
A) regulating emotion B) interpreting senses C) intelligence D) involuntary movements
A) neurotransmitter B) meninges C) axon terminals D) hormones
A) motor nerves B) sensory receptors C) sensory nerves D) stimuli
A) skeletal B) long C) smooth D) cardiac
A) contract to cause movement B) protect internal organs C) support the body's organs D) storage and production of blood cells
A) ligament, tendon B) tendon, joint C) ligament, vertebra D) tendon, ligament |