Quiz about STAAR 8th Science

Question 1

<--------8N  4N-------->

Accepted Answer

4N

Answer

2N

Answer

12N

Answer

32N

Question 2

A greater applied force is required to move an object with a greater mass than one with a smaller mass.

Accepted Answer

True

Answer

False

Question 3

If two forces act on an object in the same direction, the net force is the _____________

Accepted Answer

the sum of the two forces

Answer

the difference between the two forces

Answer

Only one of the forces acts on the object

Answer

DOOMSDAY!

Question 4

Total distance divided by total time is

Accepted Answer

average speed

Answer

constant speed

Answer

instantaneous speed

Answer

acceleration

Question 5

Pushing  a child on a swing is easier than pushing an adult on the same swing.

Accepted Answer

2nd Law

Answer

1st Law

Question 6

Which of Newton's laws is illustrated when a magician pulls a tablecloth out from under the dishes without disturbing them?

Accepted Answer

first

Answer

second

Answer

third

Answer

fourth

Question 7

What is happening at A?

Accepted Answer

Stationary

Answer

Accelerating

Answer

Slower steady speed; moving away from the starting position

Answer

Steady speed; returning to start position

Question 8

Mechanical Energy is transferred to _____ Energy.

Accepted Answer

Electrical

Answer

Solar

Answer

Mechanical

Answer

Potential

Question 9

What best describes the energy conversion that occurs when you turn on a flashlight?

Accepted Answer

chemical to electrical to light

Answer

electrical to thermal to light

Answer

nuclear to electrical to thermal

Answer

kinetic to light to thermal

Question 10

What is happening at D?

Accepted Answer

Fast steady speed; moving away from the starting position

Answer

Stationary

Answer

Accelerating

Answer

Slower steady speed; moving away from the starting position

Question 11

What is happening at E?

Accepted Answer

Steady speed; returning to start position

Answer

Stationary

Answer

Accelerating

Answer

Fast steady speed; moving away from the starting position

Question 12

An organism that needs to eat other organisms to obtain energy is known as a:

Accepted Answer

Consumer

Answer

Autotroph

Answer

Producer

Answer

Mutualist

Question 13

Why might an organism have more than one arrow coming from them in a food web?

Accepted Answer

More than one organism may eat them.

Answer

They may eat more than one other organism.

Answer

This organism gets its energy from multiple sources.

Answer

They have no resources available to them.

Question 14

If a disease were to infect frogs and kill them off what would be the likely impact of this system?

Accepted Answer

Increase the amount of algae

Answer

Decrease the amount of flies

Answer

Increase the amount of frogs

Answer

Decrease the amount of algae

Question 15

The _______________________ consists of blood, blood vessels, and the heart.

Accepted Answer

circulatory system

Answer

respiratory system

Answer

urinary system

Question 16

Where is DNA stored in a cell?

Accepted Answer

Nucleus

Answer

Lysosomes

Answer

Golgi Complex

Answer

Ribosomes

Question 17

Which organelle is only found in a plant cell?

Accepted Answer

chloroplast

Answer

nucleus

Answer

mitochondria

Answer

cell membrane

Question 18

Cells that do not have a true nucleus are called....

Accepted Answer

prokaryote

Answer

eukaryote

Answer

unicellular

Answer

multicellular

Question 19

Which kingdom has all multicellular organisms that move to catch their food?

Accepted Answer

Animal

Answer

Protist

Answer

Fungi

Answer

Plant

Question 20

What phase comes BEFORE this one?

Accepted Answer

Waxing Crescent

Answer

Waxing Gibbous

Answer

Waning Gibbous

Answer

Waning Crescent

Question 21

Which season is taking place in the NORTHERN Hemisphere in Position 3?

Accepted Answer

Summer

Answer

Winter

Answer

Spring

Answer

Fall

Question 22

As the Earth rotates, the part of the Earth facing the sun has ________.

Accepted Answer

daylight

Answer

an axis

Answer

darkness (night)

Answer

winter

Question 23

What phase comes AFTER this one?

Accepted Answer

Waning Gibbous

Answer

Waning Crescent

Answer

Waxing Crescent

Answer

Third Quarter

Question 24

As the moon's shape appears to get smaller, we say that the moon is _.

Accepted Answer

waning

Answer

swelling

Answer

waxing

Answer

disappearing

Question 25

The cycle of the moon lasts about a _.

Accepted Answer

month

Answer

day

Answer

year

Answer

week

Question 26

A collection of stars, dust, and gas bound together by gravity is...

Accepted Answer

Galaxy

Answer

Universe

Answer

Solar System

Answer

Planet

Question 27

In the diagram given, what happens as we move to the left?

Accepted Answer

Stars get hotter

Answer

Stars Get Larger

Answer

Stars get Colder

Question 28

Hot clouds of gaseous elements and compounds that act as nurseries for stars

Accepted Answer

Nebulae

Answer

Galaxies

Answer

Star

Answer

Black holes

Question 29

Compared to the rest of the stars, our sun is considered...

Accepted Answer

Medium size with medium temperature

Answer

Extremely Large and Cold

Answer

Small with a medium temperature

Question 30

electromagnetic waves with the longest wavelengths are

Accepted Answer

radio waves

Answer

gamma rays

Answer

x-rays

Answer

infrared waves

Question 31

Determine the contour interval:

Accepted Answer

20 m

Answer

5 m

Answer

10 m

Answer

15 m

Question 32

What do close contour lines represent on a map?

Accepted Answer

steep area

Answer

waterfall

Answer

gradual area

Answer

river

Question 33

Low pressure will usually bring what kind of weather?

Accepted Answer

Stormy

Answer

Sunny

Answer

Calm

Question 34

A _____________ tide occurs when the moon, sun, and Earth are aligned. This is a period of the highest high tides and lowest low tides.

Accepted Answer

spring

Answer

neap

Answer

slack water

Answer

ebb

Question 35

Oceans have a big impact on climate because they move _________ around the world

Accepted Answer

heat

Answer

trash

Answer

water

Answer

salt

Question 36

Tectonic plates are:

Accepted Answer

Earth's crust and part of the upper  mantle that are broken into sections

Answer

largest section of Earth's layers - composed of three layers

Answer

lowest or deepest layer of the mantle - semi rigid

Answer

landmass in which all continents were once joined together

Question 37

The genetic make-up of an organism is known as:

Accepted Answer

Genotype

Answer

Heredity

Answer

Phenotype

Answer

Genetics

Question 38

The physical appearance of an organism is known as:

Accepted Answer

Phenotype

Answer

Heredity

Answer

Genotype

Answer

Genetics

Question 39

What makes it possible for you to see the surface of the moon from Earth?

Accepted Answer

Light from Sun is reflected by the moon's surface.

Answer

The moon gives off its own light.

Answer

Light from Earth is reflected by the moon's surface.

Answer

The moon absorbs sunlight during the day and glows at night.

Question 40

What does the rotation of Earth on its axis cause?

Accepted Answer

day and night

Answer

seasons

Answer

equinox

Answer

solstice

Question 41

Groups on the periodic table..........

Accepted Answer

go up and down

Answer

are horizontal

Answer

are rows

Answer

are from left to right

Question 42

The organelle inside a plant cell that converts sunlight into energy.

Accepted Answer

Chloroplast

Answer

Photosynthesis

Answer

Parasite

Answer

Cell Wall

Question 43

The trait that is always expressed.  It will hide or mask the other trait.

Accepted Answer

Dominant

Answer

Recessive

Answer

Natural Selection

Answer

Homeostasis

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