Science & Social Studies Review

Scarcity means:

• Too much of something you wanted

• The exact amount of something you wanted

• Not enough of something you wanted

If 5 people want an ice-cream, is there a scarcity?

• Yes, there is a scarcity.

• No, there is not a scarcity.

If 6 people want a pencil, is there a scarcity?

• Yes, there is a scarcity.

• No, there is not a scarcity.

What is opportunity cost?

• your choice
• what you give up to make a choice

What is scarcity? 

• Having too many resources 
• Not  having enough resources 

A popular bakery has only a few ingredients left to make their products.  They could bake muffins or cookies, but they can’t make both.  The bakers decide to make cookies for their customers.  What is the opportunity cost of their decision?

• muffins 
• cookies 

The Welch family has saved some money.  They can spend it on a vacation to the Grand Canyon or build a swimming pool in their back yard.  They decide to spend the money on a swimming pool.  What is the opportunity cost of their decision?

• vacation 
• swimming pool 

Emelia has been invited to a sleep over at Chloe’s house for this Saturday.  Emelia has tickets to see her favorite band in concert that same night.  She decides to give the tickets to her sister and go to Chloe’s house.  What is the opportunity cost of her decision?

• seeing her favorite band 
• spending time at a friends house 

what is a force that slows down moving things called?

• motion
• friction
• position

Tags

NGSS.MS-PS2-2

which activity uses a pull?

• pressing a button on a phone
• picking a flower
• stapling a paper

Tags

NGSS.K-PS2-1

NGSS.K-PS2-2