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