Quiz about 8th grade science vocabulary

Question 1

A push or pull on an object that may change the motion of the object

Accepted Answer

Force

Answer

Mass

Answer

Weight

Answer

Newtons

Question 2

The amount of matter in an object

Accepted Answer

Mass

Answer

Force

Answer

Weight

Answer

Newtons

Question 3

A measure of the force gravity exerts on an object

Accepted Answer

Weight

Answer

Force

Answer

Mass

Answer

Newtons

Question 4

The overall force exerted on an object measured in Newtons

Accepted Answer

Net Force

Answer

Balanced Force

Answer

Unbalanced Force

Answer

Friction

Question 5

Equal forces that do NOT cause a change in the object's motion

Accepted Answer

Balanced Force

Answer

Net Force

Answer

Unbalanced Force

Answer

Friction

Question 6

Unequal forces that cause a change in the object's motion - speed or direction

Accepted Answer

Unbalanced Force

Answer

Net Force

Answer

Balanced Force

Answer

Newtons

Question 7

The units used for force

Accepted Answer

Newtons

Answer

Grams

Answer

Meters

Answer

Liters

Question 8

A force that resists motion when two surfaces are touching eachother

Accepted Answer

Friction

Answer

Gravity

Answer

Air Resistance

Answer

Motion

Question 9

An force that pulls objects that have mass toward one another

Accepted Answer

Gravity

Answer

Friction

Answer

Air Resistance

Answer

Motion

Question 10

The frictional force air exerts against a moving object

Accepted Answer

Air Resistance

Answer

Friction

Answer

Gravity

Answer

Motion

Question 11

The scientist credited with the three laws of motion (He also invented calculus)

Accepted Answer

Newton

Answer

Einstein

Answer

Doppler

Answer

Washington

Question 12

Any change in the location of an object

Accepted Answer

Motion

Answer

Inertia

Answer

Speed

Answer

Velocity

Question 13

An object at rest will remain at rest and an object in motion will remain in motion until acted on by an unbalanced force.

Accepted Answer

Newton's First Law

Answer

Newton's Second Law

Answer

Newton's Third Law

Answer

Newton's Fourth Law

Question 14

The force of an object is equal to its mass multiplied by its acceleration

Accepted Answer

Newton's Second Law

Answer

Newton's First Law

Answer

Newton's Third Law

Answer

Newton's Fourth Law

Question 15

For every action, there is an equal and opposite reaction

Accepted Answer

Newton's Third Law

Answer

Newton's First Law

Answer

Newton's Second Law

Answer

Newton's Fourth Law

Question 16

An object's tendency to resist a change in motion

Accepted Answer

Inertia

Answer

Speed

Answer

Velocity

Answer

Acceleration

Question 17

The distance an object travels per unit of time

Accepted Answer

Speed

Answer

Inertia

Answer

Acceleration

Answer

Velocity

Question 18

The total distance an object travels divided by the total time it travels

Accepted Answer

Average Speed

Answer

Constant Speed

Answer

Velocity

Answer

Acceleration

Question 19

Speed that remains the same or does not change

Accepted Answer

Constant Speed

Answer

Average speed

Answer

Velocity

Answer

Acceleration

Question 20

Speed in a given direction

Accepted Answer

Velocity

Answer

Acceleration

Answer

Displacement

Answer

Work

Question 21

All of space and everything in it

Accepted Answer

universe

Answer

solar system

Answer

galaxy

Answer

big bang theory

Question 22

A huge system of millions or billions of stars, together with gas and dust held together by gravity.

Accepted Answer

Solar System

Answer

Universe

Answer

Galaxy

Answer

Planet

Question 23

The most abundant type of galaxy that has a smooth, circular, or oval shape

Accepted Answer

Elliptical Galaxy

Answer

Spiral Galaxy

Answer

Irregular Galaxy

Answer

Solar System

Question 24

A random, scattered type of galaxy that does not form a distinct shape or pattern

Accepted Answer

Irregular Galaxy

Answer

Elliptical Galaxy

Answer

Spiral Galaxy

Answer

Solar System

Question 25

Chunks of ice and dust traveling through space.

Accepted Answer

Comet

Answer

Asteroid

Answer

meteor

Answer

moon

Question 26

Long chains of molecules that make up chromosomes.

Accepted Answer

DNA

Answer

RNA

Answer

Gene

Answer

Allele

Question 27

The location where genetic information is stored within the nucleus of a cell.

Accepted Answer

Chromosome

Answer

Allele

Answer

RNA

Answer

Mitochondria

Question 28

A segment of DNA that has the code for a specific trait

Accepted Answer

Gene

Answer

Chromosome

Answer

Allele

Answer

RNA

Question 29

One of a pair of genes that controls a certain characteristic.

Accepted Answer

Allele

Answer

Gene

Answer

RNA

Answer

DNA

Question 30

The total physical appearance for an individual.

Accepted Answer

Phenotype

Answer

Genotype

Answer

Dominant Trait

Answer

Recessive Trait

Question 31

The physical features of an organism that help it survive.

Accepted Answer

Structural Adaptations

Answer

Behavioral Adaptation

Answer

Physiological Adaptation

Answer

Adaptogen

Question 32

The way an organism acts in order to help it survive.

Accepted Answer

Behavioral Adaptation

Answer

Structural Adaptation

Answer

Physiological Adaptation

Answer

Adaptogen

Question 33

An adaptation that allows an organism to perform special functions within the body.

Accepted Answer

Physiological Adaptation

Answer

Structural Adaptation

Answer

Behavioral Adaptation

Answer

Environmental Adaptation

Question 34

Disturbances that transfer energy from place to place.

Accepted Answer

Waves

Answer

Elements

Answer

Matter

Answer

Motion

Question 35

A type of wave that moves the medium at a right angle to the direction in which the wave travels.

Accepted Answer

Transverse Wave

Answer

Longitudinal Wave

Answer

Wavelength

Answer

Amplitude

Question 36

A type of wave that displaces the particles of the medium parallel to the direction in which the wave travels.

Accepted Answer

Longitudinal Wave

Answer

Transverse Wave

Answer

Epic Wave

Answer

Elliptical Wave

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