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