Physic Chapter 1

What is the base SI unit for measuring electric current?

• Ampere (A)

• Meter (m)

• Kilogram (kg)

• Liter (L)

Which of the following is the correct metric prefix for 10^-6?

• milli-

• nano-

• mega-

• micro-

Which of the following is the correct SI unit of temperature?

• Fahrenheit

• Celsius

• Kelvin

• Rankine

In scientific notation, 674.3 mm equals

• 0.6743 x 10^-3 mm

• 6.743 x 10³ km

• 6.743 x 10² mm

• 6.743 x 10² m

What quantity does the kilogram measure?

• time

• distance

• force

• mass

Tags

NGSS.MS-PS2-4

How does a scientist reduce the frequency of human error and minimize a lack of accuracy?

• take repeated measurements

• use the same method of measurement

• maintain instruments in good working order

• all of these

Tags

NGSS.MS-PS1-2

Which of the following marks can be used to explain the concept of a measurement which is consistent but not accurate?

• 
• 
• 
• 

What kind of information might go on the X axis?

• Independent Variable

• Dependent Varaible

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

What is the independent variable in an experiment?

• the thing we change or test
• the normal situation
• what we measure in the end
• the thing we keep the same

Tags

NGSS.MS-PS2-2

A weather balloon records the temperature every hour. The relationship between these variables is

• direct

• inverse

• there is no relationship

• independant