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