1) What is the element symbol for gold? a) G b) Go c) Au d) Fe 2) Nitrogen, Argon, Carbon and Oxygen make up what part of the Earth? a) Atmosphere b) Crust c) Oceans d) Humans 3) Two or more elements chemically combine make a  a) metal b) compound c) a double element d) atom 4) What is an example that a chemical reaction has occurred? a) color change b) change in a state of matter c) bubbles and fizzing d) mixing but not dissolving 5) Which of the following is not an element? a) oxygen b) silver c) steam d) sodium 6) How many different elements are in this formula: C 4 O 8 OH 3 N 2 Na a) 6 b) 5 c) 7 d) 18 7) Which one does not have a chemical change happening? a) baking a cake b) burning wood c) striking a match d) boiling water 8) What are the 4 elements that make up most of the human body? a) Nitrogen, Hydrogen, Carbon and Oxygen b) Helium, Oxygen, Nitrogen, and Magnesium c) Calcium, Hydrogen, Oxygen and Carbon d) Oxygen, Calcium, Phosphorus, Water 9) How does gas react in a container? a) Spreads apart to fill up the space b) Sticks together and doesn't move c) Flows like a river, staying closing but moving. d) disappears 10) How does water react in a container? a) Spreads apart to fill up the space. b) Sticks together and doesn't move. c) Flows like a river, staying close but moving. d) disappears 11) How does a solid react in a container? a) Spreads apart to fill up the space. b) Sticks together and doesn't move. c) Flows like a river, staying close but moving. d) disappears

Elements and Compounds

인쇄
퍼가기

순위표

비주얼 스타일

옵션

템플릿 전환하기

자동 저장된 게임을 복구할까요?