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