Practice Quiz: STEMVersion en ligne Practice Quiz - STEM par Benjamin D Morgan 1 Engineers do what? a Ask questions and answer questions about the universe b Use science concepts to design technologies c All choices 2 Scientists do what? a Ask questions and answer questions about the universe b Use science concepts to design technologies c All choices 3 Who helps to develop a way to make a better way to communicate across distances? a Scientist b Engineer c Scientist & Engineer d Mathmetician 4 Who helps to figure out how light waves travel across distances in cell phones and other communication devices? a Scientist b Engineer c Scientist & Engineer d Mathmetician 5 Who would design a cell phone? a Scientist b Engineer c Technology d Mathmetician 6 Who would find out how electricity works inside a cell phone? a Scientist b Engineer c Technology d Mathmetician 7 The completed cell phone is called? a Scientist b Engineer c Technology d Mathmetician 8 Which are technologies? (pick all that apply) Choose one or more answers a Pencil b Paper c Computer d Tree e Soap f Sand 9 Which are technologies? (pick all that apply) Choose one or more answers a Water b Soda c Aspirin d Cancer e Tiger f Contact lens 10 Which are engineering questions (pick2) Choose one or more answers a Ask & answer questions about the natural world b Ask & answer questions to help design products (drugs) for why we are sad so that depression can be treated c Ask & answer questions that attempt to determine why something happens/works d Ask & answer questions about opinions & feelings e Ask & answer questions that designs solutions for helping people to travel places faster & cheaper 11 Which are science questions (pick 2) Choose one or more answers a Ask & answer questions about the natural world b Ask & answer questions to help design products (drugs) for why we are sad so that depression can be treated c Ask & answer questions that attempt to determine why something happens/works d Ask & answer questions about opinions & feelings e Ask & answer questions that designs solutions for helping people to travel places faster & cheaper 12 Everything we know about science (scientific knowledge) is based on... (pick 3) Choose one or more answers a Observations b Evidence from experiments c Scientists opinions d Many experiments e Facts written in books f Information found in the library and internet 13 Engineers do which? (pick 2) Choose one or more answers a Design technologies b Answer questions about the universe c Use scientific knowledge to build a device d Find out why something happens e Fix broken technologies 14 Scientists do which? (pick 2) Choose one or more answers a Design technologies b Answer questions about the universe c Use scientific knowledge to build a device d Find out why something happens 15 Who uses technologies to explore and answer questions about the universe? a Scientists b Engineers c All choices 16 Scientific observations are done using which (pick all that apply) Choose one or more answers a Feelings about what the scientists is observing b Opinions about what the scientists is observing c What the scientist sees while he/she is observing d What the scientist feels (touch) and smells while he/she is observing e What the scientist's values are about a particular subject in his/her observations f What the scientist tastes and hears while he/she is observing 17 Experiments are performed by scientists to do which? a Answer questions about the natural world b Design and build technologies to make our lives easier c To be scientists d Because they have to 18 Evidence in science comes from which (pick all that apply) Choose one or more answers a observations by scientists b values of scientists c scientist's opinions d experiments 19 Which are true? (pick 3) Choose one or more answers a Science is about finding the truth b Scientific knowledge is known because it is written in books c Scientific knowledge is known because of experiments & observations d Science is about building and designing technologies e Scientific knowledge is based on many thousands of experiments f Scientific knowledge is based on a few experiments 20 Scientific knowledge can be... a Proven incorrect by performing experiments that disprove that knowledge b Never be proven incorrect. It is scientific knowledge. c Proven incorrect if we believe it is wrong