Remedial Final Exam

What is physics?

• The answer to the questions of life, the universe and everything

• The study of matter

• The study of matter and energy and their relationships

• The study of inheritance

What is a scientific theory?

• an explanation of things or events based on knowledge gained from many observations and investigations

• what you think happened

• a statement about what happens and seems to be true all of the time

• Bob

How many significant figures are in the following measurement? 0.00003m

• 1

• 5

• 6

• 7

How many significant figures are in the following measurement? 54.01km

• 1

• 4

• 3

• 7

How many significant figures are in the following measurement? 4.80 x 10⁸kg

• 1

• 4

• 3

• 6

__________________ is a unit of speed.

• s
• kg
• m/s
• hr

Which of the following is a measure of velocity?

• 30 m/s
• 30 south
• 30
• 30 m/s south

________________ is something that has mass and takes up space.

• mass
• matter
• weight
• energy

A place of object used for comparison to determine if something is in motion.

• velocity
• speed
• reference point
• acceleration

A state where on object's distance from another is changing.

• speed
• motion
• velocity
• acceleration