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