A) Composition changes B) Form stays the same C) Mass is lost D) Composition stays the same
A) formation of a precipitate B) formation of a gas C) melting of a solid D) color change
A) Chemical change B) Both a physical and chemical change C) Neither a physical or chemical change D) Physical change
A) Ice is placed in a beaker and heated until it melts. B) A strip of magnesium ribbon is broken into many small pieces. C) A blue solution is mixed with a yellow solution and a green solution results. D) A blue solution is mixed with a yellow solution and a brown solid is formed.
A) melting ice B) an explosion of dynamite C) melting ice D) sharpening a pencil
A) They move very fast in all directions. B) They do not move. C) They move past each other slowly. D) They are always moving.
A) A metal turns to liquid at a certain temperature. B) A freshly waxed floor has a bright shine. C) A painter coats a building with red paint. D) A silver statue begins to tarnish.
A) Physical change B) Nuclear reaction C) Chemical fusion D) Chemical change
A) a state of matter B) a physical change C) a chemical property D) a physical property
A) Both a physical and chemical change B) Neither a physical or chemical change C) Chemical Change D) Physical Change
A) charcoal burning in a grill B) scrap iron rusting over time C) lettuce rotting in the refrigerator D) metal melting in very high heat
A) light B) magnetism C) air D) sound
A) A rotting potato gives off a bad smell. B) A plaster statue breaks when it falls onto the floor. C) A cloud quickly changes shape when blown by wind. D) A melting block of ice leaves a large puddle.
A) Mixing baking soda and vinegar together, and this causes bubbles and foam. B) Lighting a piece of paper on fire and the paper burns up and leaves ashes. C) Baking a birthday cake for your mother. D) A glass cup falls from the counter and shatters on the ground. |