Science Test - Tools in Science Study Exam Guide.
Some materials, especially unknown objects, are dangerous to handle with bare hands. Which technological advance allows scientists to handle these objects enough to feel their properties while still protecting their hands? - CORRECT ANSWER rubb...
Some materials, especially unknown objects, are dangerous to handle with bare hands. Which
technological advance allows scientists to handle these objects enough to feel their properties while still
protecting their hands? - CORRECT ANSWER rubber gloves
Jackie has difficulty seeing the blackboard in class. Her teacher suggests that she start wearing______. -
CORRECT ANSWER glasses
Which of the following pieces of technology expand the sense of sight?
microscopes and magnifying glasses
eyeglasses and contact lenses
binoculars and telescopes
all of these - CORRECT ANSWER all of these
A typical human can clearly see an item as small as 0.5 mm across. Which form of technology has
enabled humans to see objects even smaller than this? - CORRECT ANSWER a microscope
Mia has a glass of water. Which of the following tools could she use to measure the amount of time it
takes her to drink the water in the glass? - CORRECT ANSWER a stopwatch
A magnet can be used to _________? - CORRECT ANSWER attract metal objects
Jodie has an apple. Which of the following tools could she use to measure the length of the apple from
top to bottom? - CORRECT ANSWER a metric ruler
Look at the instrument above. This instrument is read by looking at the number that the pointer moves
to when an object is placed on the hook? - CORRECT ANSWER to measure the weight or force of an
object in Newtons
, A scientist is going to perform an experiment to see how a new antibiotic affects a strain of bacteria.
Which of the following pieces of equipment would be most helpful to the scientist during the
experiment? - CORRECT ANSWER a microscope
Betty is studying vein patterns in leaves. Which of the following tools could help Betty examine the
leaves' veins in greater detail? - CORRECT ANSWER a hand lens
Technology can often be used to extend and enhance human abilities. Sometimes, different types of
technology can even be used for a similar purpose. For example, length can be measured using a metric
ruler, a meter stick, a tape measure, or a micrometer. Which of these instruments would most precisely
measure very small objects? - CORRECT ANSWER micrometer
Which of the following is an advantage of using an electronic balance instead of a triple beam balance?
higher level of precision
quicker and easier to use
less chance of user error
all of these - CORRECT ANSWER all of these
When there is a lot of water in the air, the weather can feel warmer or colder than it really is. What tool
is used by meteorologists to measure the relative humidity? - CORRECT ANSWER hygrometer
A barometer is an important tool for predicting how the weather is changing. What does a barometer
measure? - CORRECT ANSWER air pressure
A barometer is used to measure air pressure or a change in pressure readings. In order to measure an air
pressure change, the set pointer is placed _______the reading pointer. Then, the difference in pressure
can be read after a certain amount of time by determining how much the reading pointer has moved. -
CORRECT ANSWER on top of
The device below indicates measurements in both millibars and inches Hg. The device is known as
________, and it is used to measure _________. - CORRECT ANSWER a barometer; air pressure
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