Doing Work

What are kinds of work you can do?

• c. sitting, laying down

• sleep and rest

• vacuum, mop, ride bikes, turn pages, twist doorknob

Is work always hard?

• yes

• no

How much work you do depends on what 2 things?

• how much force needed and how big the item is

• how much force needed and how far something needs to move

• how big the item is and how far it needs to move

• what color and size the item is

What does work mean in science?

• being at a job

• the act of moving something

• the act learning in school

• being at a construction site

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-4

What are some meanings of WORK other than the scientific meaning?

• to do exercise

• place where people get paid to do a job

• If something is working and is not broken

• all of the above

What are some examples of work?

• push a ball, move broom, push wagon

• jump rope, pedal bike, lift pencil, turn page

• none of the above

• a and b only

Tags

NGSS.MS-PS3-5

How can a machine make work safer?

• a. it lifts heavy things

• b. it keeps fingers, hands, arms, and legs safe

• c. both a and b

• d. it has a robot do all the work for the human

What are some different ways to make something move?

• a. pull and push only

• b. carry, hold, lift

• c. none of the choices

• d. push, pull, lift, twist, turn

Why isn't pushing against a wall work?

• a. the wall is too big

• b. the wall doesn't move when you push it

• c. the wall is an object not a person

• d. it is not a job you can earn money at

Tags

NGSS.MS-PS2-1

What is another example of something that is NOT work?

• a. talking, thinking, sleeping

• b. pulling wagon, writing with pencil

• c. lifting a book, pushing a cart

• d. carrying a baby, turning on a light