science semester 1 Flashcards Preview

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Flashcards in science semester 1 Deck (12)
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0
Q

Dependent variable

A

Measured

1
Q

Independent variable

A

Changed by researcher

2
Q

What is happening with positive acceleration

A

Velocity is increasing

3
Q

What is happening with negative acceleration

A

Velocity is decreasing

4
Q

Force

A

An interaction between two objects to change acceleration

5
Q

Friction

A

Force that acts against an objects movement

6
Q

Rolling friction

A

Opposes motion of rolling

7
Q

Sliding friction

A

Acts against motion of an object sliding next to each other

8
Q

Static friction

A

Prevents stationary object from moving

9
Q

Kinetic energy

A

Ability to change due to motion

10
Q

Conduction

A

Heat transfer due to collision of particles

11
Q

Convection

A

Circular pattern of heat flow in a gas or liquid due to moving particles