1 A wave transfers __________.A) matter B) gas C) energy D) liquid 2 A source of light emits light rays __________.A) in a straight line B) in a circle C) in all directions D) only at right angles 3 Why can you see most objects?A) they emit light B) light refracts through them C) light reflects off them D) they absorb light 4 Objects that allow only some light to pass through them are considered __________.A) transparent B) translucent C) opaque D) solid 5 A blue car looks blue because __________.A) blue light is absorbed while others are reflected B) the blue car emits blue light C) blue light is reflected while others are absorbed D) the blue car is opaque 6 Which is not a primary color?A) red B) blue C) green D) yellow 7 What are the primary pigment colors?A) red, blue, and yellow B) yellow, magenta, and cyan C) red, orange, yellow, green, blue, indigo, and violet D) black and white