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