1) kidneys a) The organs that help us breath. b) The organs that help us digest food. c) The organs that filter waste. 2) lungs a) The major organ of the circulatory system. b) The organs that help us digest food. c) The organs that help us breath. 3) heart a) The organs that help us breath. b) The organs that help us digest food. c) The major organ of the circulatory system. 4) brain a) The major organ of the nervous system. b) The major organ of the circulatory system. c) The major organ of the digestive system. 5) stomach a) The major organ of the nervous system. b) The major organ of the circulatory system. c) The major organ of the digestive system. 6) friction a) a force b) slow down c) sitting d) standing e) reading 7) Food humans need least to stay healthy? a) vegetables b) fruits c) sweets d) dairy products e) drinks 8) Food types in part A on the pyramid. a) vitamins and minerals b) fruits and vegetables c) oil 9) Changes to materials that are reversible. a) evaporating salt water b) attracting a piece of steel to a magnet c) melting iron d) cooking rice 10) Changes to materials that are irreversible. a) eating b) burning wood c) swimming d) baking bread 11) Different materials we can use to recycle. a) orange b) alluminum c) fish d) strawberries e) paper 12) Ways to care for the environment. a) reuse b) reduce c) driving a car 13) Is iron hard? a) no b) yes c) maybe 14) Is mercury liquid at room temperature? a) yes b) no c) maybe 15) Flowering plants make seeds. a) fertilizing b) growing c) walking 16) Why does the class cover their eyes for the this investigation? a) So they do not know what is the type of food through smelling. b) So they do not anything at all. 17) There are three types of flowers a) What is flower A, has male and female organs b) What is flower B only has male organs. c) What is flower C: has only female organs. d) What is a flower D, has no male or female organs 18) In what unit is the sound level measured? a) decibels b) mounds c) watts 19) Anastasia's phone is 1 meter from the sound level meter. She moves it 5 meters away from the sound level meter. What happens to the reading on the sound level meter? a) increases b) stays the same c) decreases 20) What is a way a polar bear is suited for it's environment? a) it can catch fish b) it can play fortnite 21) melting point of pure ice a) 55 degrees b) 64 degrees c) 100 degrees d) 32 degrees e) 99 degrees f) 77 degrees 22) an instrument that measures temperature. It can measure the temperature of a solid such as food, a liquid such as water, or a gas such as air. a) thermometer b) system c) monitor 23) Examples of forces. a) a beam of light b) girl unscrewing a jar c) a man pushing a trolley d) a sound a drum 24) All food chains begin with a a) thinker b) seller c) walker d) eater e) producer 25) Example of a force. a) A rock on a hill b) A fish in water c) a horse pulling a cart 26) What are two ways a polar bear is suited for it's environment? a) It has small ears b) It can eat. 27) Changes to materials that are reversible. a) watching tv b) dissolving sugar in water c) walking 28) friction a) water b) gravity c) fish

science checkpoint

인쇄
퍼가기

순위표

비주얼 스타일

옵션

템플릿 전환하기

자동 저장된 게임을 복구할까요?