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728 Answered Questions for the topic physical science

Physical Science

02/03/20

Force Vector / acceleration

A block is pulled at 20° by a 45N. Solve for the magnitude of the force, F and the mass of the block if all forces are in equilibrium. 2. The block is pulled at 25° by 30N forces left and right, ... more
Physical Science

01/31/20

how does water affect seed germination

Physical Science

01/28/20

Constant velocity/acceleration

A car accelerates from the rest until it is traveling at 88km/hr for 6.2seconds. The time to keep up to speed is 6.2 seconds. What is the acceleration of the car in m/s2? How far did the car travel... more
Physical Science

01/28/20

Constant velocity and acceleration

A family road trip starts out in a van traveling 50km at a velocity of 75km/hr followed by a spot of a slow traffic where they travel 10km at a velocity of 25km/hr. What is the average velocity... more
Physical Science

01/23/20

Constant velocity

A rock is dropped from rest and free falls at 10m/s2. How fast will the rock be moving right before it hit the ground it falls 3.3m? How long does it take for the rock to fall 3.3m.
Physical Science

01/11/20

What will the stopping distance be for a 3000-kg care if -3000 N of force are applied when the car is traveling 10m/s

I need to know how to solve the above problem?
Physical Science

12/10/19

Catalyst are used to make a chemical reaction to do what

Physical Science

11/19/19

What is the relationship between the magnetic force and distance?

Magnetic Force Strength (N) {Y-axis} Distance between two magnets (mm) {X-axis} 19 1 17 1.5 14 2 11                   Predict this value 9 4 7 6 4 10 2                  Predict... more
Physical Science

11/18/19

How much energy did truck one lose in the collision

Physical Science

11/18/19

What conversion factor is needed to change from kilometers to meters?

A) 0.01B) 100C) 0.001D) 1000
Physical Science

11/15/19

Name 10 elements you have access to as an everyday consumer.

Physical Science

11/14/19

What happens to the size of the elements as one progresses from left to right?

Physical Science

11/13/19

Which has more atoms: a 1g sample of Carbon-12 or a 1g sample of Carbon-14?

Physical Science

11/13/19

Explain the difference between atomic number, mass number and atomic mass?

Physical Science Science Physics

11/13/19

What is the total resistance of this circuit, and what type of circuit is this?

What is the total resistance of this circuit? And what type of circuit is this? I can’t tell if it’s parallel or series. (Physical science 10th grade) here is the link to the circuit diagram. ... more
Physical Science Science Chemistry

11/12/19

What chemical bonds are present in snow

What chemical bonds are present in snow and what allows snow to build up into a ball or even a snowman without instantly falling apart?
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