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If a car has a mass of 670kg and has a driving force of 1200N and a force from resistance of 300N, what is the acceleration of the car? What is the speed of the car after 5 seconds?

The force of resistance should be taken away from the driving force to result in a total force of 900N driving forwards.Then use F=ma, rearranged so that a = F/m, to result in an acceleration of 1.34 m/s^...

CA
Answered by Cameron A. Physics tutor
3202 Views

Vous écrivez un article sur les vacances pour un magazine français. Décrivez : (1) l’importance des vacances (2) des vacances mémorables.

Je suis de l'opinion que les vacances sont le meilleur moyen de se détendre et de passer du bon temps en famille. Aussi je trouve qu'il ya beaucoup des pays dans le monde que nous pouvons découvrir, surto...

LN
Answered by Lasya N. French tutor
5729 Views

A compound is found to contain 23.3% magnesium, 30.7% sulfur and 46.0% oxygen. What is the empirical formula of this compound?

Mass 23.3 30.7 46.0
Mr 24 32 16
Mass/Mr ...

JG
Answered by Jack G. Chemistry tutor
5455 Views

Why does Iodine have a higher boiling point than chlorine?

Iodine has a larger number of protons and electrons than chlorine, which causes the inter-molecular forces of attraction between iodine molecules to be stronger than those present between chlorine molecul...

JG
Answered by Jack G. Chemistry tutor
6959 Views

Outline three forms of memory

Semantic memory - Memory encoded in terms of meaning. For example a date or fact. Procedural memory - Memory encoded in terms of actions and muscle memory. For example, riding a bike. Episodic Memory - Me...

BN
Answered by Brodie N. Psychology tutor
1806 Views

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