Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

Science 9 weeks Exam > Vocab > Flashcards

Vocab Flashcards

You may prefer our related Brainscape-certified flashcards:
Biology 101 flashcards
1
Q

Variable

A

a an object or quality or property that is being measured

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

Independent variable

A

the variable that I change

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

Dependent variable

A

the variable that is the outcome or is dependent on the independent variable; the results

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

Control variable

A

stays constant throughout the course of the experiment

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

Biased

A

in favor of one side or the other; make the experiment unfair

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

Unbiased

A

having no favor towards on side or the other; impartial

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

Tool

A

a device or instrument that is used to carry out a particular function

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

Balance

A

an instrument that measure the difference in weight; the act of keeping the experiment fiar

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

Spring scale

A

a scale that is used to measure how much something weighs

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

Graduated cylinder

A

an instrument used to measure the volume of a liquid

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Meter stick

A

a tool that measures in the standard SI unit

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Stopwatch

A

a device that is used to calculate the exact time it took to preform a task

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Reference point

A

a spot that remains in the place place so that other objects can be measured

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Velocity

A

speed with direction; v = d/t

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Initial position

A

the point at which the object starts

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Final position

A

the point at which the object ends

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Acceleration

A

when an object changes velocity:

  • decrease
  • increase
  • changes direction
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Distance

A

the amount of change in position

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Speed

A

the rate at which an object changes position

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

Delta

A

change

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

Newton’s First Law

A

the law of inertia; an object in motion will remain in motion unless acted upon by an unbalanced force

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

Newton’s Second Law

A 
f = m x a
m = f/a
a = f/m
23
Q

Newton’s Third Law

A

every action has an equal an opposite reaction

24
Q

Inertia

A

an objects tenancy to resist motion

25
Q

Force

A

energy that is applied to an object

26
Q

Newton

A

the SI unit for force

27
Q

Weight

A

the force acting on an object due to gravity

28
Q

Net Force

A

the sum of all the forces acting on an object

29
Q

Balanced forces

A

when the net force equals 0

30
Q

Unbalanced forces

A

when the net force is not equal to 0, and it moves the object to the side with the least amount of force

31
Q

Friction

A

the force resisting motion

32
Q

Static friction

A

the friction that apprehends an object from moving

33
Q

Kinetic friction

A

the friction that act on an object in motion and makes it slow down

34
Q

Gravity

A

the force that draws objects towards its center

35
Q

Mass

A

the amount of substance in an object

36
Q

Magnet

A

a material that produces a magnetic field

37
Q

Magnetic Pole

A

the strongest part of a magnet where all of the atoms are lined up

38
Q

Magnetic force

A

the force that interacts in the magnetic field and is responsible for magnets attracting and repelling

39
Q

Magnetic field

A

the region around a magnet where forces interact

40
Q

Ferromagnet

A

a magnet that is made out of iron

41
Q

Electromagnetism

A

the relasionship between electricity and magnetism

42
Q

Solenoid

A

a coil of wire with an electric current running through it

43
Q

Electromagnet

A

a coil of wire that has an iron core with an electric current running through it

44
Q

Electric motor

A

turns electric energy into mechanical energy

45
Q

Electric generator

A

turns mechanical energy into electric energy

46
Q

Armature

A

a loop of wire in a circuit that alternates the current

47
Q

Commutator

A

attached to the armature and is responsible for reversing the current

48
Q

Glavanometer

A

a device used to measuring electric current

49
Q

Transformer

A

a device used to change the velocity in a

50
Q

Hans Christian Oersted

A

Discovered the relationship between electricity and magnetism in 1820

51
Q

Michael Faraday

A

discovered how to induce a magnetic field to create an electric current (Electromagnetic induction)

52
Q

<img></img>

A

Slope = ?

53
Q

<img></img>

A

x-axis = ?

Science 9 weeks Exam (1 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions