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