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