Quiz about 4/3/25 STAAR Review

Question 1

Select ALL the correct information. Choose Three

Is this Balanced or Unbalanced? What is the Net Force? What is the Direction of the Force?

Accepted Answer

right

Accepted Answer

250N

Accepted Answer

unbalanced

Answer

left

Answer

1250N

Question 2

Select ALL the correct information. Choose Three

Is this Balanced or Unbalanced? What is the Net Force? What is the Direction of the Force?

Accepted Answer

no direction

Accepted Answer

balanced

Accepted Answer

0N

Answer

left

Answer

unbalanced

Question 3

Galaxies are classified based on their --(8.8A)

Accepted Answer

shape

Answer

size

Answer

color

Answer

smell

Question 4

The chemical formula represents the substance glucose.

2C₆H₁₂O₆

How many molecules of glucose are represented?

Accepted Answer

2

Answer

6

Answer

12

Answer

24

Question 5

A hurricane will weaken when it...

Accepted Answer

moves over colder waters

Accepted Answer

hits land

Accepted Answer

moves towards the poles

Answer

remains over warm waters

Answer

remains in tropical regions

Question 6

Is this equation balanced?

Accepted Answer

yes

Answer

no

Answer

Not enough information

Question 7

Is this chemical equation balanced?

Accepted Answer

No

Answer

Yes

Question 8

Label B is...

Accepted Answer

Diaphragm

Answer

Trachea

Answer

Bronchus

Answer

Alveolus

Question 9

The tubes that connect to the air sacs are called

Accepted Answer

bronchioles

Answer

alveoli

Answer

bronchus

Answer

epiglottis

Question 10

Air enters the body through the

Accepted Answer

nose

Answer

nasal passage

Answer

trachea

Answer

cilia

Question 11

The two main branches from the trachea (one to each lung)

Accepted Answer

bronchi

Answer

alveoli

Answer

capillaries

Answer

bronchioles

Question 12

In the diagram, oxygen diffuses from the air sac into the capillaries.

Accepted Answer

true

Answer

false

Question 13

What is a diaphragm?

Accepted Answer

Muscle beneath the lungs that contacts and relaxes to move gases in and out of the body

Answer

Factor during an experiment

Answer

Filters blood

Answer

Deoxyribose acid

Question 14

_____________ occurs when the diaphragm relaxes and moves up, reducing the space around the lungs and ______________ occurs when your diaphragm contracts and moves downward, enlarging the space around the lungs.

Accepted Answer

exhalation, inhalation

Answer

inhalation, exhalation

Question 15

Gas exchange is ...

Accepted Answer

taking in oxygen and removing carbon dioxide.

Answer

taking in carbon dioxide and removing oxygen.

Answer

taking in oxygen and carbon dioxide.

Answer

removing oxygen and carbon dioxide.

Question 16

Salivary glands are important because saliva produced

Accepted Answer

Contains enzymes such as amylase to digest carbohydrates

Accepted Answer

Helps dissolve food

Accepted Answer

Protects against gum disease, tooth decay, and oral infections

Answer

Contains bile to digest fat

Question 17

The purpose of carbohydrates is:

Accepted Answer

to provide the body with energy.

Answer

to provide a layer of insulation for protection.

Answer

to boost the immune system and fight off infection.

Answer

to help us get a good night's rest.

Question 18

Water

Accepted Answer

Carries nutrients around body

Answer

Gives us energy

Answer

Builds new tissues

Answer

Is not an essential nutrient

Question 19

How does calcium help our body?

Accepted Answer

Builds strong bones

Answer

Builds muscle

Answer

Helps eyesight

Answer

Develops red blood cells

Question 20

Fat helps our body to keep warm.

Accepted Answer

True

Answer

False

Question 21

Which organ absorbs water and salts from undigested food?

Accepted Answer

Large intestine

Answer

Liver

Answer

Small intestine

Answer

Pancreas

Question 22

produces bile to break up fat particles

Accepted Answer

liver

Answer

pancreas

Answer

large intestine

Question 23

Digestive organ where most chemical digestion and absorption of food takes place

Accepted Answer

small intestine

Answer

pancreas

Answer

liver

Question 24

Your bones are join together at your _________?

Accepted Answer

Joints

Answer

Skeleton

Answer

Muscles

Answer

Tendons

Question 25

Muscles ... (Tick all that applies)

Accepted Answer

move blood by pumping the heart

Accepted Answer

create movement with bones, ligaments, tendons

Accepted Answer

move food through digestive system

Accepted Answer

protects internal organs

Question 26

When our arms extend, the triceps ___ and the biceps ___.

Accepted Answer

contract; relax

Answer

relax; contract

Answer

contract; contract

Answer

relax; relax

Question 27

What is an invasive species?

Accepted Answer

An organism that is new to an environment and has a negative effect on that environment.

Answer

A native (naturally found) species which are added to an area

Answer

A keystone species in an environment

Answer

None of the above

Question 28

Why do the populations of invasive species grow so quickly?

Accepted Answer

Invasive species have no predators

Answer

Invasive species are native to an area

Answer

Invasive species are prey to many animals

Answer

Invasive species keep the ecosystem in equilibrium

Question 29

Which of the following best describes global warming?

Accepted Answer

The increase in the average temperatures on Earth

Answer

The current temperatures on Earth

Answer

The weather during the summer

Answer

All of the above

Question 30

What is true of tectonics plates?

Accepted Answer

They are constantly moving

Answer

Earthquakes cause them to move

Answer

They don't move for centuries at a time

Answer

There are fewer & fewer of them

Question 31

What is the underlying force that drives plate tectonics?

Accepted Answer

Convection currents

Answer

Ocean tides

Answer

Volcanic eruptions

Answer

The rock cycle

Question 32

Volcanoes occur at

Accepted Answer

all of these

Answer

convergent plate boundaries

Answer

divergent plate boundaries

Question 33

The vast majority of earthquakes occur at the _____ of tectonic plates

Accepted Answer

boundaries

Answer

center

Answer

entirety

Question 34

Fold mountains are created by ____________ boundaries.

Accepted Answer

Convergent

Answer

Divergent

Answer

Transform

Answer

None of them

Question 35

Calculate the speed of sound if a sound wave travels 1020 m in 3 seconds.

Speed = distance/time

Accepted Answer

340 m/s

Answer

3060

Answer

365 m/s

Answer

250 m/s

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