Digital Lesson 4.2✅ Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

Net force

A

Total of all forces acting on an object

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Net force of balanced and unbalanced forces

A

Balanced: 0
Unbalanced: not 0

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Unbalanced forces will change an objects

A

Motion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Forces acting in the same direction an be ___________ together
Forces ____________from each other if they are moving in opposite direction

A

Added; subtract

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

If friction a subtracted force

A

Yes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Equation for force and acceleration

A

Force=mass X acceleration

Acceleration=force/ mass

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Force vector

A

Arrow that shows the direction of the force

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

How are cars safety features related to newtons 1st law

A

When there is an accident, the car stops, but your body is still in motion. Seatbelts, head rest, and airbags, prevent you from moving within the car

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

The greater the net force, the greater the objects

A

Acceleration will be

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

How do forces act

A

They act and pairs. These forces are equal in size and opposite indirection

How well did you know this?
1
Not at all
2
3
4
5
Perfectly