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