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