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Flashcards in Finals review 3 Deck (19):
1

The metric force preferred by scientists is

Newtons

2

The rate at which velocity changes is

Acceleration

3

In a direct relationship

As one variable increases, so does the other

4

What simple machine is the most efficient

A bicycle

5

Combination of Methane

CO2 and H2O

6

What would cause the ball to stop moving

Friction stopped it

7

Newton's first law is also called

The law of Inertia

8

A scatterplot is the best type of graph to use when

One variable causes a second variable to change in value

9

For evidence to be Scientific Evidence it must be

Objectable and Repeatable

10

A lever rotates around a fixed point called

Fulcrum

11

What two parts does a measurement have

Value and Unit

12

Compared to protons, electrons have

Much smaller mass and opposite charge

13

When an atom gains or loses electrons it has an electrical charge is known as

An Ion

14

An object with with constant speed has

A net force equal to zero

15

Natural Frequency is

The frequency at which a system oscillates when it is disturbed

16

A control variable is

A variable that stays the same throughout the whole experiment

17

Net force

A term that means all the forces together on an object

18

The atomic Number is

The number of protons in an atom

19

What does Kinetic energy depend on

Mass and Velocity