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