Quiz about PMA 1 Practice

Question 1

(SC.5.N.1.1) Researchers at Florida International University surveyed people to find out how many would not evacuate if a hurricane were approaching. In 1992, 18% would not evacuate. In 1999, 46% said they would not evacuate. How can scientists use this information?

Accepted Answer

To predict how many people will not evacuate

Answer

To predict where people go when they evacuate

Answer

To explain why people choose not to evacuate

Answer

To predict which route people will use to evacuate

Question 2

(SC.5.N.1.1) Alexander has a new type of liquid fertilizer for his house plants. He wonders what solution of fertilizer and water will make his plants grow the tallest? What is the best way to investigate the question?

Accepted Answer

do an experiment with different amounts of fertilizer solutions

Answer

look in his gardening books

Answer

interview the local nursery owner

Answer

take a survey of people coming out of the nursery

Question 3

(SC.5.N.1.1) Which one of the questions below is a Testable Question?

Accepted Answer

What color candle burns the fastest?

Answer

What is gravity?

Answer

How many stars are in the sky?

Answer

Why does the Earth orbit the Sun?

Question 4

(SC.5.N.1.1) A prediction (hypothesis) must be testable. Which prediction (hypothesis) is testable?

Accepted Answer

A beagle can jump higher than a Persian cat

Answer

Blue is the best color

Answer

Summer is nice than fall

Answer

Dog are better than cats

Question 5

(SC.5.N.1.1) The map was made on Tuesday. What are meteorologists doing when they create storm tracks such as this one?

Accepted Answer

Predicting

Answer

Testing their ideas

Answer

Explaining how a hurricane develops

Answer

Gathering information to determine the strength of a hurricane

Question 6

(SC.5.N.2.1) Joseph wonders what kinds of birds live in his neighborhood. What skill will Joseph use to investigate the variety of birds in his neighborhood?

Accepted Answer

observe

Answer

infer

Answer

order

Answer

communicate

Question 7

(SC.5.N.2.1) Which of these is an example of a scientific observation?

Accepted Answer

The rock is smooth and gray.

Answer

What is the best brand of soap?

Answer

Most people drive black cars.

Answer

The sun's light helps plants grow.

Question 8

(SC.5.N.2.1) Imagine that a scientist suggests that the size of an insect population depends on the temperature. What observations must this scientist use in order to provide evidence to support his or her claim?

Accepted Answer

The scientist must observe the insect population throughout the year.

Answer

The scientist must observe the insect population only in winter.

Answer

The scientist must observe the insect population in the laoratory.

Answer

The scientist must observe the insect population in different areas.

Question 9

(SC.5.N.2.1) Scientists communicate their results by publishing their work. What reasoning explains why this is important?

Accepted Answer

to learn from each other

Answer

to keep their work secret

Answer

to compete with other scientists

Answer

so the experiments are not required

Question 10

(SC.5.N.2.1) Sanjay inferred that a train was approaching rapidly based on the way the noise from the train sounded. Which other skill is Sanjay using?

Accepted Answer

using time/space relationships

Answer

classifying

Answer

communicating results

Answer

planning an investigation

Question 11

(SC.5.N.2.2) Naples, on the Gulf Coast of Florida, is known for its year-round sunshine, warm temperatures, and white sandy beaches. The thermometer show the temperature of a very hot day in Naples. Which temperature reading is correct?

Accepted Answer

$$38\degree\ C$$

Answer

$$100\degree\ C$$

Answer

$$48\degree\ C$$

Answer

$$40\degree\ C$$

Question 12

(SC.5.N.2.2) You can use many different tools to make measurements. Which of these tools can be used to measure the mass of an object?

Accepted Answer

H

Answer

F

Answer

G

Answer

I

Question 13

(SC.5.N.2.2) A science class went on a field trip to study the organisms that live in a stream near the school. Which of these tools would be most useful for making observations about the animals living in the stream?

Accepted Answer

G

Answer

F

Answer

H

Answer

I

Question 14

(SC.5.N.2.2) Some scientific tools are used for making observations, and others are used for making measurements. Which of these tools would be most useful for observing the behavior of ants?

Accepted Answer

Hand lens

Answer

Metric ruler

Answer

electronic balance

Answer

graduated cylinder

Question 15

(SC.5.N.2.2) When you perform an experiment, it is important that measurements are accurate. What determines the accuracy of a measurement?

Accepted Answer

the number of times that it is repeated

Answer

how close it is to the actual value

Answer

the ability of other people to reproduce the measurement

Answer

whether the results of an experiment match the predicted results

Question 16

(SC.5.P.8.1) You have two graduated cylinders that contain water. The water forms a curved surface called a meniscus in each graduated as shown. What is the difference between the volumes of water in the two graduated cylinders?

Accepted Answer

10 mL

Answer

15mL

Answer

25mL

Answer

40mL

Question 17

(SC.5.P.8.1) Mr. Brown said his cell phone had a mass of 135 grams. Ms. Smith wondered what the mass of her cell phone was. She put it on the left pan of one of the double beam balances in her classroom. Then she moved the masses until the pointer was in the center. What is correct about the masses of the two cell phones?

Accepted Answer

The mass of Ms.Smith's cell phone is 10 grams greater

Answer

The mass of Ms.Smith's cell phone is 5 grams greater

Answer

The mass of Mr. Brown's cell phone is 15 grams less

Answer

Both of the cell phones have the same mass

Question 18

(SC.5.P.8.1) Three states of matter are solid, liquid, and gas. Think about liquids and gases. Which property do liquids and gases have in common?

Accepted Answer

Taking the shape of their container

Answer

Have no color

Answer

Taking a definite shape

Answer

Having a definite volume

Question 19

(SC.5.P.8.1) The class investigated the temperature of water in each of its three states. They measured the temperatures of crushed ice, room temperature water, and water vapor from a cup of hot water. Which of the following statements BEST describes what the class observed.

Accepted Answer

Solid water is colder than water vapor and liquid water

Answer

Solid water is warmer than liquid water

Answer

Water vapor is colder than liquid water

Answer

Liquid water is the same temperature as water vapor

Question 20

(SC.5.P.8.1) Gine is sitting in the kitchen as her dad makes dinner. She is looking for examples of solids, liquids, and gases. Which of the following is the best example of the property of gases?

Accepted Answer

Cooking odors spread out to fill the kitchen

Answer

Boiling spaghetti makes it soft instead of brittle

Answer

Freezing water makes ice cubes

Answer

Heating butter changes its shape and state

Question 21

(SC.5.P.8.3) Your group is separating a mixture of salt, sand, and staples. What will happen if warm water is stirred into the mixture?

Accepted Answer

The salt will dissolve

Answer

The sand will dissolve

Answer

The staples will dissolve

Answer

The mixture will not change

Question 22

(SC.5.P.8.1) The class is investigating the dissolving of several substances in water. One group decides to use a whole piece of hard candy and the same kind of candy crushed into small pieces. Which of the following is the BEST testable question for the group's investigation?

Accepted Answer

Does the surface area of a substance affect how fast or slow it dissolves?

Answer

Do substances dissolve faster when they are stirred?

Answer

How does the temperature of water affect how a substance dissolves?

Answer

Why do some substances dissolve in water and some substance do not?

Question 23