NOS- PS

Which of the following questions CANNOT be answered by science?

• How do birds fly?

• Is this a good song?

• What is an atom?

• How does a clock work?

Tags

NGSS.MS-PS1-1

Which of the following is an example of an SI Unit?

• foot

• pound

• second

• gallon

One one-thousandths (0.001) is expressed by which prefix?

• kilo-

• nano-

• centi-

• milli-

On which of the following is SI based?

• inches

• powers of 5

• English units

• powers of 10

What is the symbol for deciliter?

• dL

• dcL

• dkL

• Ld

Which of the following is NOT a derived unit?

• dm^3

• m

• cm^3

• g/ml

Which of the following is NOT considered technology?

• car

• shovel

• leaf

• book

Students drop different objects from the same height and measure the time it takes each object to reach the ground. What is the DEPENDENT Variable?

• falling time

• drop height

• dropped objects

• noise objects make when hitting ground

Students drop different objects from the same height and measure the time it takes for each object to drop. What is a CONSTANT in this experiment?

• throwing some objects and dropping others.

• measuring different falling times for each object

• dropping each object from the same height.

• dropping a variety of objects.

Which of the following is a statement that describes something that happens in nature that seems to be true all the time?

• theory

• law

• hypothesis

• conclusion