Physical Science Final Exam Review

Scalars include _______________________ only.

• magnitude

• direction

• speed

• time

Vectors are quantities that include ___________________________ and _______________________.

• magnitude

• direction

• velocity

• time

Tags

NGSS.MS-PS3-1

What is the unit for velocity?

• m/s

• m/s²

• J

• N

Tags

NGSS.MS-PS3-1

What is the unit for acceleration?

• m/s

• m/s²

• J

• N

(a)   : the study of the motion of objects without taking into account the forces that cause the motion.

Which of the following is the momentum equation?

• p = mv

• v =
  Δx/
  Δt

• a =
  Δv/Δt

• a²+b²=c²

Tags

NGSS.HS-PS2-2

You are swimming at the beach and swim 300 m South offshore in 110 seconds. The water pushes you an unknown velocity down shore in the West direction. The total average velocity that you are moving is 2.9 m/s SW. How far did the current push you down shore?

Hint: You'll need to use Pythagorean's theorem.

(a)  

(a)   : a push or pull on an object

Tags

NGSS.3-PS2-1

What is the unit of force?

• m/s

• N

• N/m

• m/s²

Multiple, simultaneous forces that cancel each other out are called ___________________________ forces.

• balanced

• unbalanced

• parallel

• perpendicular