Quiz about Unit 1 - Weather Instruments and Clouds Study Guide

Question 1

Barometers have long been used to predict the weather. Jay and Jeff were responsible for recording the class weather data each day in March. This particular morning, they tapped the barometer and noticed that the indicator needle did not move. What clue did the barometer give the boys about the up-coming weather?

Accepted Answer

The barometer holding steady means present weather conditions should continue.

Answer

The stillness means a tornado is approaching.

Answer

A severe low pressure is coming and bringing a storm.

Answer

The barometer holding steady means a low pressure is slowly approaching.

Question 2

Jay and Jeff were responsible for recording the class weather data each day in March. The other students told them that a severe rain storm was fast approaching. What weather instrument could the boys use to confirm what the other students told them?

Accepted Answer

A barometer because a rapid drop in barometric pressure indicates a storm approaching.

Answer

A wind vane because windy weather means a storm is approaching.

Answer

A thermometer because a rapid increase or drop in temperature indicates thunderstorms.

Answer

A sling psychrometer because change in relative humidity indicates a storm approaching.

Question 3

This is a windmill type anemometer that is used to track wind direction and wind

Accepted Answer

speed.

Answer

density.

Answer

temperature.

Answer

volume.

Question 4

This weather instrument looks a lot like a graduated cylinder. You may have one out in your garden. It keeps track of the precipitation, particularly rain. What is this instrument called?

Accepted Answer

rain gauge

Answer

barometer

Answer

rainometer

Answer

thermometer

Question 5

You may have this weather instrument at home, hanging outside. It may be round or have pictures on it. No matter what it looks like, we use it to track the temperature outside. Some of us may have the same instrument inside our home to tell us when it is time to turn the heat on in the winter or the air conditioning in the summer.

What is the name of this weather instrument?

Accepted Answer

thermometer

Answer

barometer

Answer

anemometer

Answer

rain gauge

Question 6

What tool should Micky use to determine wind speed?

Accepted Answer

anemometer

Answer

compass

Answer

mirror

Answer

prism

Question 7

A weather vane is a weather instrument used to measure wind _______.

Accepted Answer

direction

Answer

pressure

Answer

speed

Answer

temperature

Question 8

This instrument is used to measure atmospheric pressure. It can measure the pressure exerted by the atmosphere by using water, air, or mercury. The variation of air pressure recorded is used to forecast short-term changes in the weather. Numerous measurements of air pressure are used to help find surface troughs, high pressure systems, and frontal boundaries. What is the instrument?

Accepted Answer

barometer

Answer

micrometer

Answer

protractor

Answer

thermometer

Question 9

Anita and her class are studying precipitation. They want to collect and measure the amount of precipitation they receive in their area. What tool would be the most appropriate for Anita and her classmates to use?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 10

Which of the clouds shown would indicate a possible future rain storm?

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 11

his is a type of cloud that gets bigger and bigger, sometimes getting very dark on the bottom. This is a sign to us on earth that __________ will fall soon.

Accepted Answer

rain

Answer

dew

Answer

fog

Answer

temperatures

Question 12

Sometimes clouds form near the surface of the Earth rather than in the sky. This occurs when water vapor reaches its dew point right over the surface of the Earth. What is the name for these clouds?

Accepted Answer

Fog

Answer

Cirrus

Answer

Cumulus

Answer

Mist

Question 13

The shapes and heights of clouds allow people to predict future weather conditions. Nimbostratus clouds, like the ones shown in the picture, are large flat sheets of gray clouds. When these are present, what is the weather most likely like?

Accepted Answer

rainy

Answer

cold

Answer

sunny

Answer

windy

Question 14

Stratus clouds, like the ones shown in the picture, look like large gray blankets hanging low across the sky. When these are present, it will usually ____ if it is warm, and ____ if it is cold.

Accepted Answer

rain, snow

Answer

snow, drizzle

Answer

drizzle, be windy

Answer

be windy, be sunny

Question 15

Weather conditions can be predicted based on the shapes and heights of clouds. Cumulonimbus clouds, like the ones shown in the picture, are heavy, dense clouds that take the shape of a large mountain or tower. When these are present, a thunderstorm is likely to occur. What other things might be predicted based on this cloud?