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p.p. ch.3 sec. 4-6
pp questions over 4-6
Question | Answer |
---|---|
Who is the scientist from England that formed his laws of motion? | Sir Isaac Newton |
Which law is the law of Inertia and does Not need to keep an object in motion? | Newton's first law |
What do objects at rest tend to do? | remain at rest unless a force changes its state. |
How does a moving object tend to move?a.in a curved line b.in a straight line | b.in a straight line. |
What does the amount of inertia an object has deepend on? a.volume b.mass c.weight | b.its mass |
What is the unit used for mass?a.kilograms b.pounds c.newtons | a.kilograms (kg) |
What is a measure of the amount of space?a.volume b.inertia c.mass | a.Volume |
What are the units for volume?a.cubic centimeters b.kilograms c.liter and millilters | c.liter (L) millilters(ml) |
What is the force of gravity acting on the mass of an object? a.mass b.weight c.volume | b.weight |
When a stone is located on Earth, on the moon, or in outer space the material in the stone is the same. true or false | true |
What is directly proportional to each other but not equal to each other? a.mass b.weight c.both | c.both |
What does one kilogram of mass weigh? a.10N b.5N c.20N | a.10N |
All objects on earth move with and around the sun at what speed? a.300km/s b.3km/s c.30km/s | c.30km/s |