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