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