728 Answered Questions for the topic physical science
Average speed is indicated on the speedometer
Definition of displacement
A ball on a ramp starts at the top and takes 3.01 seconds to travel down the ramp. The ramp is 2m long and the flat is 3 m long. Ignore friction, what is the balls acceleration down the ramp?
Sound travels at a speed of 340.11 m/s. How long does it take for sound of thunder to travel 1485 m?
A fish travels from Pacifuc Ocean to Salmon, Idaho, 564 miles as the crow flies. Is this distance or displacement? Draw this as a vector and label.
A radioactive substance has a half- life of 15 years. What fraction of a sample of the substance would be left after 45 years?
An object with a mass of 5 kg weighs how many pounds?
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What is the velocity of an eight KG lead shot put if it has 484J of energy
what quantity do units represent in a value
AP Chemistry Question
A car travels at a speed of 80 km/hr for 2.5 hours. How many km did the car travel? Write the formula. Show the substitutions into the formula and then provide an answer with proper units.
Periodic Table Group
A change that produces one or more new substances is called a physical change.
Find the acceleration of the deer during collision.
a flower pot is dropped from a building. How fast will it be moving after 7 seconds? How much is the acceleration 3 seconds after it falls?
A car is traveling at 73 mi/hr in a 60 mi/hr zone. There is a cop parked 20 ft ahead of you. You slow down at an acceleration of -2ft/sec^2, for a total time of 3 seconds. Do you get a ticket?
Calculating mass using Newton’s
During interphase, the DNA appears as very long strands of DNA known as what?
what is the net force of a 15.0-N force and a 28.0-N force act in the same direction
A box 10 centimeters high, 5 centimeters long, and 5 centimeters wide. Find the volume of a box with a length of 5 cm, a width of 5 cm, and a height of 10 cm. V = 0.2
The speed of a cheetah is 30 m/s. How long does it take a cheetah to travel a distance of 240 meter?
How fast was a plane flying if it traveled 4000 kilometers in 3 hours?