Apologia Physical Science 4th Edition Module 6

Physics 1

100

Physics investigates the laws that govern these six things:

space, time, forces, motion, matter, and energy

200

In science, motion is defined as a change in what?

position

300

The science of _______ is the branch of physics that deals with analyzing and understanding objects in motion, the forces applied to those objects, and the energy that exists in them.

mechanics

400

all motion is r______

relative

500

a point against which motion is measured is called what?

Reference Point

Physics 2

100

The distance an object travels plus the direction from the starting point is referred to as ________

displacement

200

When two or more displacement vectors have different directions, we use _______ to combine them

graphing

300

Some physical quantities such as displacement tell us two type of information:  the magnitude and the _____

direction

400

what is the formula for acceleration?

final velocity - initial velocity 

 time

500

1.2 m/s² East  - is this a vector or scalar quantity?

vector

Physics 3

100

Thomas Aquinas said that "God is the original ____"?

mover

200

The change in an object's velocity over time is ________

acceleration

300

when a physical quantity carries information concerning direction, such as 25 meters north, we call it a ______ ________

vector quantity

400

the rate at which an object is moving at a given moment is time is referred to as ______ ______

instantaneous speed

500

Acceleration involves a ____ change, a ____ change, or ______

speed, direction, both

Physics 4

100

A frame of reference refers to using a reference point to detect ______.

motion

200

The distance an object travels during a certain amount of time is the object's _______

speed

300

when a physical quantity does NOT carry information concerning direction, such as 25 meters north, we call it a ______ ________

scalar quantity

400

Is velocity a scalar or vector quantity?

vector

500

the slope of a line on a speed-time graph shows the ______

acceleration

Physics 5

100

_______ is the length of a path between two points

distance

200

which one of the following includes directional information? Distance or Displacement

displacement

300

the ratio of the total distance traveled to the total time of the trip is the _____ _____

average speed

400

A car (object 1) is driving at 45 mph, and a bike (object 2) at 5 mph, what is the relative speed?

40 mph

500

Cathy traveled 1200 miles north in 3 hours, what was her velocity?  

400 miles per hour