Quiz about NGSS Test Prep

Question 1

A student places a straw inside a glass of water. The student observes that the straw looks broken. This is an example of

Accepted Answer

refraction

Answer

reflection

Answer

rebound

Answer

replication

Question 2

Which of the following statements explains why a piece of cold butter softens when it comes in contact with warm toast?

Accepted Answer

The thermal energy of the toast decreases and the thermal energy of the butter increases.

Answer

The thermal energy of the toast increases and the thermal energy of the butter decreases.

Answer

The thermal energy of the toast and the butter remain the same.

Answer

The thermal energy of the toast and the butter decreases.

Question 3

Sound travels fastest through which of the following?

Accepted Answer

solid

Answer

liquid

Answer

gas

Answer

space

Question 4

A student classified the following materials. What label did the student most likely place on boxes A and B?

Accepted Answer

metal and nonmetal

Answer

living and nonliving

Answer

land based and water based

Answer

heavy and light

Question 5

Four items are placed the same distance from the magnet. Which one of the objects will be the easiest for the magnet to pull.

Accepted Answer

a 3 gram steel paper clip

Answer

a 1 gram piece of paper

Answer

a 2 gram eraser

Answer

a 4 gram iron nail

Question 6

Mass is

Accepted Answer

the amount of matter in an object

Answer

how much space an object takes up

Answer

the weight of an object

Answer

the shape of an object

Question 7

Which of the following represents a chemical reaction?

Accepted Answer

frying an egg

Answer

sugar dissolving in water

Answer

ice cubes forming in a freezer

Answer

melting ice cream

Question 8

The pitch of sound is controlled by

Accepted Answer

the number of the vibrations produced.

Answer

the loudness or softness of the sound.

Answer

the length of time that the sound lasts.

Answer

the direction from which the sound comes.

Question 9

Which of these examples would best model the behavior of light when light reaches the surface of a mirror?

Accepted Answer

A ball is thrown at a wall and bounces away from the surface.

Answer

A soap bubble lands on the surface of a wall and bursts.

Answer

A piece of clay is thrown at a wall and sticks to the surface.

Answer

A moth flies toward a wall and lands on its surface.

Question 10

In an experiment sand and salt are mixed together. Which of these procedures could be used to easily separate the salt from the sand?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 11

A car is stuck in the mud. Three people are pushing the car, but the car is not moving. Why is the car not moving even though a force is being exerted on it?

Accepted Answer

A force in the opposite direction balanced the push.

Answer

Cars are too large to be affected by forces.

Answer

The people were not strong enough to exert a force on the car.

Answer

The force of gravity is so strong that the people cannot push hard enough to move the car.

Question 12

A metal spoon was left in a pot of boiling soup. The cook burned a finger by touching the spoon. Why did the finger get burned?

Accepted Answer

The metal spoon conducted heat to the cook's hand.

Answer

The metal spoon chemically reacted with the cook's hand.

Answer

The metal spoon conducted electricity to the cook's hand.

Answer

The metal spoon insulated the cook's hand.

Question 13

Ian and his friends sat around the campfire telling spooky stories and roasting marshmallows. Which two forms of energy does the burning fire release?

Accepted Answer

light energy and heat energy

Answer

magnetic energy and nuclear energy

Answer

electrical energy and mechanical energy

Answer

mechanical energy and chemical energy

Question 14

Chris has a mixture of oil and water. He wants to separate the mixture. How can he best separate the mixture?

Accepted Answer

by letting the oil float to the top and skimming it off

Answer

by using a magnet to attract the oil

Answer

by pouring the mixture through a sieve

Answer

by evaporating the water from the mixture

Question 15

Eli is pushing the box with a force, which is shown by the arrow. The box does not move. What keeps the box from moving even though Eli is pushing on it?

Accepted Answer

The force of friction opposes the force exerted by Eli.

Answer

Eli is pushing the box in the wrong direction.

Answer

There is too much air resistance for the box to move.

Answer

The force of gravity opposes the force exterted by Eli.

Question 16

The picture shows a beaker that contains a mixture of salt water.

Which of the following pieces of equipment should be used to separate this mixture?

Accepted Answer

hot plate

Answer

magnet

Answer

balance

Answer

funnel

Question 17

When you ski down a hill you move faster and faster. Then at the bottom of the hill you eventually stop moving. What causes you to stop?

Accepted Answer

Friction between your skis and the ground is an unbalanced force that changes your motion.

Answer

No force is acting upon your skis on the level surface, so you stop moving.

Answer

After you reach the bottom of the hill, you run out of energy, so you stop moving.

Answer

Gravity affects you when you are skiing downhill, but there is not gravity on the level surface.

Question 18

Which best describes a parallel circuit?

Accepted Answer

Electricity flows along more than one pathway.

Answer

Electricity flows along one pathway.

Answer

The flow of electricity comes from one source.

Answer

The flow of electricity comes from more than one source.

Question 19

Which of these correctly describes a change in state of water?

Accepted Answer

liquid water -> boils -> water vapor

Answer

liquid water -> melts -> solid water

Answer

solid water -> condenses -> liquid water

Answer

water vapor -> evaporates -> liquid water

Question 20

Sam uses all his force to kick a soccer ball across the field. What force works to slow the soccer ball down as it rolls across the field?

Accepted Answer

friction

Answer

gravity

Answer

volume

Answer

mass

Question 21

Mya is studying salt crystals. She wants to slow the rate at which the salt crystals dissolve in a solution of water. What could she do to slow the dissolving rate?

Accepted Answer

cool the solution

Answer

crush the salt

Answer

heat the solution

Answer

stir the solution

Question 22

Shawn is studying the properties of solids. He is comparing the brown cardboard cube and the steel cube shown in the picture.

Which property is the same for the two cubes?

Accepted Answer

volume

Answer

color

Answer

luster

Answer

texture

Question 23

Students are gathering materials to build an electrical circuit. Pictured are some of the materials they have gathered.

Which material will allow electricity to flow between the battery and the light bulb?

Accepted Answer

copper wire

Answer

wooden rod

Answer

cotton string

Answer

rubber bands

Question 24

Ellie built the circuit shown. What will happen when she closes the switch?

Accepted Answer

Nothing will happen because there is no source of electrical energy.

Answer

The bulb will light, and the buzzer will sound.

Answer

Nothing will happen because light bulbs and buzzer must be on different circuits.

Answer

Nothing will happen because the circuit needs two switches.

Question 25

Lisa is observing her friend Sam ride his bike along the track. Sam stops pedaling and lets his bike coast around the track. Which of the following would indicate that Sam's bike is losing energy?

Accepted Answer

The bike is slowing down.

Answer

The bike is traveling in a circle.

Answer

The bike is becoming hot.

Answer

The bike is speeding up.

Question 26

Which behavioral adaptation allows the alligator to control its body temperature?

Accepted Answer

Alligators bask in the sunlight.

Answer

Alligators lay between 20 and 50 eggs at a time.

Answer

Alligators eat turtles, small mammels, and birds.

Answer

Alligators mate between April and May.

Question 27

Snapping turtles are almost entirely aquatic and can be found in a wide variety of aquatic habitats. They are often found in Florida's soft muddy or sandy bottom lakes. Look at the picture of the snapping turtle. What advantage does this position give the turtle?

Accepted Answer

It keeps it mostly hidden, but the turtle can still see its prey.

Answer

It keeps its skin from drying out.

Answer

It keeps it away from muddy waters.

Answer

It keeps its body temperature from getting too high.

Question 28

The following picture shows some muscles and bones of the arm. As this arm bends, which word describes what the biceps muscle is doing?

Accepted Answer

contracting

Answer

relaxing

Answer

retracting

Answer

constricting

Question 29

An alligator is extremely sensitive to changes in vibrations, temperature, and pressure which helps locate prey in murky waters. Which human structure serves the same function?

Accepted Answer

skin

Answer

lungs

Answer

mouth

Answer

intestine

Question 30

During recess, Avery fell and scraped her knee. The school nurse put a bandage on her knee. Which of the functions below, that are normally provided by the skin, is now being provided by the bandage?

Accepted Answer

keeping bacteria out of the body

Answer

sensing when it is being touched

Answer

regulating body temperature

Answer

preventing dehydration

Question 31

Peach trees have sweet-smelling blossoms and produce rich fruit. What is the main purpose of the flowers of a peach tree?

Accepted Answer

to attract bees for pollination

Answer

to create flower arrangements

Answer

to protect the tree from disease

Answer

to feed migratory birds

Question 32

An alligator is cold-blooded, is covered with scales, breathes with lungs and lays eggs. The alligator belongs to which class of animal?

Accepted Answer

reptile

Answer

amphibian

Answer

fish

Answer

mammal

Question 33

Both Live Oak trees and Magnolia trees produce fruit. After the fruits (acorn and seed pod) of these trees reach the ground, the seeds inside take root and begin to grow. What is the next stage of the life cycle for the Live Oak trees and Magnolia trees?

Accepted Answer

seedling

Answer

seed

Answer

flower

Answer

adult

Question 34

Justin went to Paynes Prairie Preserve in Florida several times during the year. He noticed that the alligators at the preserve were more active during the summer months. Why would this be true?

Accepted Answer

Alligators are reptiles and are less active when it is cold outside.

Answer

Alligators are reptiles and are more active when it is cold outside.

Answer

Alligators are amphibians and are more active when it is cold outside.

Answer

Alligators are amphibians and are less active when it is cold outside.

Question 35

What is the primary function of both the exoskeleton of an insect and the internal skeleton of a rabbit?

Accepted Answer

They provide strength and support for the body.

Answer

They provide oxygen and protection from predators.

Answer

They contain lungs for breathing.

Answer

They are made up of strong muscles.

Question 36

Addelyn has learned in her science class that many of her characteristics were passed on to her by her parents. She also knows that many of her characteristics were learned over the years. Which characteristic was passed on to Addelyn through genetics?

Accepted Answer

her eye color

Answer

her favorite color

Answer

her knowledge of math

Answer

her language

Question 37

What is the purpose of sepals?

Accepted Answer

To protect the emerging flower while it is a bud

Answer

To protect the developing seed while it is in the ground

Answer

To attract pollinators

Answer

To protect the anther

Question 38

The different phases of the moon are caused by

Accepted Answer

the angle we see the sunlit side of the moon as it revolves around the Earth

Answer

the days of the month

Answer

the tide level of the oceans

Answer

the position of the Earth in its orbit around the sun

Question 39

There are thousands upon thousands of rocks and debris that sit between the outer planets and the inner planets. All of these rocks and debris orbit the Sun. What is this large grouping of rocks and debris called?

Accepted Answer

the Asteroid Belt

Answer

a comet

Answer

the Kuyper's Belt

Answer

metorites

Question 40

What is responsible for shaping this arch?

Accepted Answer

erosion

Answer

plate tectonics

Answer

earthquakes

Answer

deposition

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