Physical Science Unit 3.1-3.3 Motion and Forces Semester Review

Unit 3.1: Define Motion

• Speed that does not vary

• When an object changes position

• Speed at any given point in time

• how far an object has moved

Unit 3.1: Define Distance

• Speed that does not vary

• distance and direction of an object's change in position

• Speed at any given point in time

• how far an object has moved

Unit 3.1: Define Displacement

• Speed that does not vary

• distance and direction of an object's change in position

• Speed at any given point in time

• how far an object has moved

Unit 3.1: Define Instanteous speed

• Speed that does not vary

• distance and direction of an object's change in position

• Speed at any given point in time

• how far an object has moved

Unit 3.1: Define Constant speed

• Speed that does not vary

• distance and direction of an object's change in position

• Speed at any given point in time

• how far an object has moved

Unit 3.1: Ms. B traveled 10 miles to Palo Verde HS

• Distance

• Displacement

Unit 3.1: Ms. Robinson travelled 100 steps down the hallway and then 50 steps down the steps

• Distance

• Displacement

Unit 3.1 (use triangle) Mark Stone skated 100 meters in 20 seconds. What was his speed?

• 5 m/s

• 2000 m/s

• .2 m/s

• 50 m/s

Tags

NGSS.MS-PS3-1

Unit 3.1 (use triangle) Maintains a constant speed of 12 m/hr. How long to complete a half marathon race of 13.1 miles?

• .92 hours

• 15.72 hours

• 1572 hours

• 1.09 hours

Unit 3.1 (use triangle) If Juan won a 300 meter race in 40 seconds. What would his speed be?

• .13 m/s

• 12 m/s

• 15.72 hours

• 7.5 m/s