6th - 7th grade
Which describes a property of all elements?
Aluminum is an element. Which of the following best describes the smallest particle of aluminum that retains all the properties of aluminum?
A student put 200 milliliters (mL) of water into a pot, sets the pot on a burner, and heats the water to boil. When the pot is taken off the burner, it contains only 180 milliliters (mL) of water. What happened to the rest of the water?
The ice cubes in a freezer are melting. Which change most likely is causing the ice cubes to melt?
Appearance, texture, and density are classified as
Matter is anything that has ___________ and takes up _____________.
What consist of two or more different atoms?
What is a molecule?
What type of charge does an electron have?