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